642747960

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:292

約数の個数: 320

約数和(自身を含む): 2328717600

約数和(自身を除く): 1685969640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 53, 54, 57, 60, 72, 76, 81, 90, 95, 106, 108, 114, 120, 135, 152, 159, 162, 171, 180, 190, 197, 212, 216, 228, 265, 270, 285, 318, 324, 342, 360, 380, 394, 405, 424, 456, 477, 513, 530, 540, 570, 591, 636, 648, 684, 760, 788, 795, 810, 855, 954, 985, 1007, 1026, 1060, 1080, 1140, 1182, 1272, 1368, 1431, 1539, 1576, 1590, 1620, 1710, 1773, 1908, 1970, 2014, 2052, 2120, 2280, 2364, 2385, 2565, 2862, 2955, 3021, 3078, 3180, 3240, 3420, 3546, 3743, 3816, 3940, 4028, 4104, 4293, 4728, 4770, 5035, 5130, 5319, 5724, 5910, 6042, 6156, 6360, 6840, 7092, 7155, 7486, 7695, 7880, 8056, 8586, 8865, 9063, 9540, 10070, 10260, 10441, 10638, 11229, 11448, 11820, 12084, 12312, 14184, 14310, 14972, 15105, 15390, 15957, 17172, 17730, 18126, 18715, 19080, 20140, 20520, 20882, 21276, 21465, 22458, 23640, 24168, 26595, 27189, 28620, 29944, 30210, 30780, 31323, 31914, 33687, 34344, 35460, 36252, 37430, 40280, 41764, 42552, 42930, 44916, 45315, 52205, 53190, 54378, 56145, 57240, 60420, 61560, 62646, 63828, 67374, 70920, 72504, 74860, 79785, 81567, 83528, 85860, 89832, 90630, 93969, 101061, 104410, 106380, 108756, 112290, 120840, 125292, 127656, 134748, 135945, 149720, 156615, 159570, 163134, 168435, 171720, 181260, 187938, 198379, 202122, 208820, 212760, 217512, 224580, 250584, 269496, 271890, 281907, 303183, 313230, 319140, 326268, 336870, 362520, 375876, 396758, 404244, 407835, 417640, 449160, 469845, 505305, 543780, 563814, 595137, 606366, 626460, 638280, 652536, 673740, 751752, 793516, 808488, 815670, 845721, 939690, 991895, 1010610, 1087560, 1127628, 1190274, 1212732, 1252920, 1347480, 1409535, 1515915, 1587032, 1631340, 1691442, 1785411, 1879380, 1983790, 2021220, 2255256, 2380548, 2425464, 2819070, 2975685, 3031830, 3262680, 3382884, 3570822, 3758760, 3967580, 4042440, 4228605, 4761096, 5356233, 5638140, 5951370, 6063660, 6765768, 7141644, 7935160, 8457210, 8927055, 10712466, 11276280, 11902740, 12127320, 14283288, 16068699, 16914420, 17854110, 21424932, 23805480, 26781165, 32137398, 33828840, 35708220, 42849864, 53562330, 64274796, 71416440, 80343495, 107124660, 128549592, 160686990, 214249320, 321373980, 642747960]

約数ペア:

[(1, 642747960), (2, 321373980), (3, 214249320), (4, 160686990), (5, 128549592), (6, 107124660), (8, 80343495), (9, 71416440), (10, 64274796), (12, 53562330), (15, 42849864), (18, 35708220), (19, 33828840), (20, 32137398), (24, 26781165), (27, 23805480), (30, 21424932), (36, 17854110), (38, 16914420), (40, 16068699), (45, 14283288), (53, 12127320), (54, 11902740), (57, 11276280), (60, 10712466), (72, 8927055), (76, 8457210), (81, 7935160), (90, 7141644), (95, 6765768), (106, 6063660), (108, 5951370), (114, 5638140), (120, 5356233), (135, 4761096), (152, 4228605), (159, 4042440), (162, 3967580), (171, 3758760), (180, 3570822), (190, 3382884), (197, 3262680), (212, 3031830), (216, 2975685), (228, 2819070), (265, 2425464), (270, 2380548), (285, 2255256), (318, 2021220), (324, 1983790), (342, 1879380), (360, 1785411), (380, 1691442), (394, 1631340), (405, 1587032), (424, 1515915), (456, 1409535), (477, 1347480), (513, 1252920), (530, 1212732), (540, 1190274), (570, 1127628), (591, 1087560), (636, 1010610), (648, 991895), (684, 939690), (760, 845721), (788, 815670), (795, 808488), (810, 793516), (855, 751752), (954, 673740), (985, 652536), (1007, 638280), (1026, 626460), (1060, 606366), (1080, 595137), (1140, 563814), (1182, 543780), (1272, 505305), (1368, 469845), (1431, 449160), (1539, 417640), (1576, 407835), (1590, 404244), (1620, 396758), (1710, 375876), (1773, 362520), (1908, 336870), (1970, 326268), (2014, 319140), (2052, 313230), (2120, 303183), (2280, 281907), (2364, 271890), (2385, 269496), (2565, 250584), (2862, 224580), (2955, 217512), (3021, 212760), (3078, 208820), (3180, 202122), (3240, 198379), (3420, 187938), (3546, 181260), (3743, 171720), (3816, 168435), (3940, 163134), (4028, 159570), (4104, 156615), (4293, 149720), (4728, 135945), (4770, 134748), (5035, 127656), (5130, 125292), (5319, 120840), (5724, 112290), (5910, 108756), (6042, 106380), (6156, 104410), (6360, 101061), (6840, 93969), (7092, 90630), (7155, 89832), (7486, 85860), (7695, 83528), (7880, 81567), (8056, 79785), (8586, 74860), (8865, 72504), (9063, 70920), (9540, 67374), (10070, 63828), (10260, 62646), (10441, 61560), (10638, 60420), (11229, 57240), (11448, 56145), (11820, 54378), (12084, 53190), (12312, 52205), (14184, 45315), (14310, 44916), (14972, 42930), (15105, 42552), (15390, 41764), (15957, 40280), (17172, 37430), (17730, 36252), (18126, 35460), (18715, 34344), (19080, 33687), (20140, 31914), (20520, 31323), (20882, 30780), (21276, 30210), (21465, 29944), (22458, 28620), (23640, 27189), (24168, 26595)]