655895160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{383}}^1$

素因数の和:538

約数の個数: 192

約数和(自身を含む): 2199674880

約数和(自身を除く): 1543779720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 67, 71, 72, 90, 120, 134, 142, 180, 201, 213, 268, 284, 335, 355, 360, 383, 402, 426, 536, 568, 603, 639, 670, 710, 766, 804, 852, 1005, 1065, 1149, 1206, 1278, 1340, 1420, 1532, 1608, 1704, 1915, 2010, 2130, 2298, 2412, 2556, 2680, 2840, 3015, 3064, 3195, 3447, 3830, 4020, 4260, 4596, 4757, 4824, 5112, 5745, 6030, 6390, 6894, 7660, 8040, 8520, 9192, 9514, 11490, 12060, 12780, 13788, 14271, 15320, 17235, 19028, 22980, 23785, 24120, 25560, 25661, 27193, 27576, 28542, 34470, 38056, 42813, 45960, 47570, 51322, 54386, 57084, 68940, 71355, 76983, 81579, 85626, 95140, 102644, 108772, 114168, 128305, 135965, 137880, 142710, 153966, 163158, 171252, 190280, 205288, 214065, 217544, 230949, 244737, 256610, 271930, 285420, 307932, 326316, 342504, 384915, 407895, 428130, 461898, 489474, 513220, 543860, 570840, 615864, 652632, 769830, 815790, 856260, 923796, 978948, 1026440, 1087720, 1154745, 1223685, 1539660, 1631580, 1712520, 1821931, 1847592, 1957896, 2309490, 2447370, 3079320, 3263160, 3643862, 4618980, 4894740, 5465793, 7287724, 9109655, 9237960, 9789480, 10931586, 14575448, 16397379, 18219310, 21863172, 27328965, 32794758, 36438620, 43726344, 54657930, 65589516, 72877240, 81986895, 109315860, 131179032, 163973790, 218631720, 327947580, 655895160]

約数ペア:

[(1, 655895160), (2, 327947580), (3, 218631720), (4, 163973790), (5, 131179032), (6, 109315860), (8, 81986895), (9, 72877240), (10, 65589516), (12, 54657930), (15, 43726344), (18, 36438620), (20, 32794758), (24, 27328965), (30, 21863172), (36, 18219310), (40, 16397379), (45, 14575448), (60, 10931586), (67, 9789480), (71, 9237960), (72, 9109655), (90, 7287724), (120, 5465793), (134, 4894740), (142, 4618980), (180, 3643862), (201, 3263160), (213, 3079320), (268, 2447370), (284, 2309490), (335, 1957896), (355, 1847592), (360, 1821931), (383, 1712520), (402, 1631580), (426, 1539660), (536, 1223685), (568, 1154745), (603, 1087720), (639, 1026440), (670, 978948), (710, 923796), (766, 856260), (804, 815790), (852, 769830), (1005, 652632), (1065, 615864), (1149, 570840), (1206, 543860), (1278, 513220), (1340, 489474), (1420, 461898), (1532, 428130), (1608, 407895), (1704, 384915), (1915, 342504), (2010, 326316), (2130, 307932), (2298, 285420), (2412, 271930), (2556, 256610), (2680, 244737), (2840, 230949), (3015, 217544), (3064, 214065), (3195, 205288), (3447, 190280), (3830, 171252), (4020, 163158), (4260, 153966), (4596, 142710), (4757, 137880), (4824, 135965), (5112, 128305), (5745, 114168), (6030, 108772), (6390, 102644), (6894, 95140), (7660, 85626), (8040, 81579), (8520, 76983), (9192, 71355), (9514, 68940), (11490, 57084), (12060, 54386), (12780, 51322), (13788, 47570), (14271, 45960), (15320, 42813), (17235, 38056), (19028, 34470), (22980, 28542), (23785, 27576), (24120, 27193), (25560, 25661)]