19668508920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{443}}^1\times {\mathrm{6491}}^1$

素因数の和:6970

約数の個数: 192

約数和(自身を含む): 67449283200

約数和(自身を除く): 47780774280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 380, 443, 456, 570, 684, 760, 855, 886, 1140, 1329, 1368, 1710, 1772, 2215, 2280, 2658, 3420, 3544, 3987, 4430, 5316, 6491, 6645, 6840, 7974, 8417, 8860, 10632, 12982, 13290, 15948, 16834, 17720, 19473, 19935, 25251, 25964, 26580, 31896, 32455, 33668, 38946, 39870, 42085, 50502, 51928, 53160, 58419, 64910, 67336, 75753, 77892, 79740, 84170, 97365, 101004, 116838, 123329, 126255, 129820, 151506, 155784, 159480, 168340, 194730, 202008, 233676, 246658, 252510, 259640, 292095, 303012, 336680, 369987, 378765, 389460, 467352, 493316, 505020, 584190, 606024, 616645, 739974, 757530, 778920, 986632, 1010040, 1109961, 1168380, 1233290, 1479948, 1515060, 1849935, 2219922, 2336760, 2466580, 2875513, 2959896, 3030120, 3699870, 4439844, 4933160, 5549805, 5751026, 7399740, 8626539, 8879688, 11099610, 11502052, 14377565, 14799480, 17253078, 22199220, 23004104, 25879617, 28755130, 34506156, 43132695, 44398440, 51759234, 54634747, 57510260, 69012312, 86265390, 103518468, 109269494, 115020520, 129398085, 163904241, 172530780, 207036936, 218538988, 258796170, 273173735, 327808482, 345061560, 437077976, 491712723, 517592340, 546347470, 655616964, 819521205, 983425446, 1035184680, 1092694940, 1311233928, 1639042410, 1966850892, 2185389880, 2458563615, 3278084820, 3933701784, 4917127230, 6556169640, 9834254460, 19668508920]

約数ペア:

[(1, 19668508920), (2, 9834254460), (3, 6556169640), (4, 4917127230), (5, 3933701784), (6, 3278084820), (8, 2458563615), (9, 2185389880), (10, 1966850892), (12, 1639042410), (15, 1311233928), (18, 1092694940), (19, 1035184680), (20, 983425446), (24, 819521205), (30, 655616964), (36, 546347470), (38, 517592340), (40, 491712723), (45, 437077976), (57, 345061560), (60, 327808482), (72, 273173735), (76, 258796170), (90, 218538988), (95, 207036936), (114, 172530780), (120, 163904241), (152, 129398085), (171, 115020520), (180, 109269494), (190, 103518468), (228, 86265390), (285, 69012312), (342, 57510260), (360, 54634747), (380, 51759234), (443, 44398440), (456, 43132695), (570, 34506156), (684, 28755130), (760, 25879617), (855, 23004104), (886, 22199220), (1140, 17253078), (1329, 14799480), (1368, 14377565), (1710, 11502052), (1772, 11099610), (2215, 8879688), (2280, 8626539), (2658, 7399740), (3420, 5751026), (3544, 5549805), (3987, 4933160), (4430, 4439844), (5316, 3699870), (6491, 3030120), (6645, 2959896), (6840, 2875513), (7974, 2466580), (8417, 2336760), (8860, 2219922), (10632, 1849935), (12982, 1515060), (13290, 1479948), (15948, 1233290), (16834, 1168380), (17720, 1109961), (19473, 1010040), (19935, 986632), (25251, 778920), (25964, 757530), (26580, 739974), (31896, 616645), (32455, 606024), (33668, 584190), (38946, 505020), (39870, 493316), (42085, 467352), (50502, 389460), (51928, 378765), (53160, 369987), (58419, 336680), (64910, 303012), (67336, 292095), (75753, 259640), (77892, 252510), (79740, 246658), (84170, 233676), (97365, 202008), (101004, 194730), (116838, 168340), (123329, 159480), (126255, 155784), (129820, 151506)]