1891920420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{2111}}^1$

素因数の和:2522

約数の個数: 144

約数和(自身を含む): 6199345152

約数和(自身を除く): 4307424732

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 383, 390, 468, 585, 766, 780, 1149, 1170, 1532, 1915, 2111, 2298, 2340, 3447, 3830, 4222, 4596, 4979, 5745, 6333, 6894, 7660, 8444, 9958, 10555, 11490, 12666, 13788, 14937, 17235, 18999, 19916, 21110, 22980, 24895, 25332, 27443, 29874, 31665, 34470, 37998, 42220, 44811, 49790, 54886, 59748, 63330, 68940, 74685, 75996, 82329, 89622, 94995, 99580, 109772, 126660, 137215, 149370, 164658, 179244, 189990, 224055, 246987, 274430, 298740, 329316, 379980, 411645, 448110, 493974, 548860, 808513, 823290, 896220, 987948, 1234935, 1617026, 1646580, 2425539, 2469870, 3234052, 4042565, 4851078, 4939740, 7276617, 8085130, 9702156, 10510669, 12127695, 14553234, 16170260, 21021338, 24255390, 29106468, 31532007, 36383085, 42042676, 48510780, 52553345, 63064014, 72766170, 94596021, 105106690, 126128028, 145532340, 157660035, 189192042, 210213380, 315320070, 378384084, 472980105, 630640140, 945960210, 1891920420]

約数ペア:

[(1, 1891920420), (2, 945960210), (3, 630640140), (4, 472980105), (5, 378384084), (6, 315320070), (9, 210213380), (10, 189192042), (12, 157660035), (13, 145532340), (15, 126128028), (18, 105106690), (20, 94596021), (26, 72766170), (30, 63064014), (36, 52553345), (39, 48510780), (45, 42042676), (52, 36383085), (60, 31532007), (65, 29106468), (78, 24255390), (90, 21021338), (117, 16170260), (130, 14553234), (156, 12127695), (180, 10510669), (195, 9702156), (234, 8085130), (260, 7276617), (383, 4939740), (390, 4851078), (468, 4042565), (585, 3234052), (766, 2469870), (780, 2425539), (1149, 1646580), (1170, 1617026), (1532, 1234935), (1915, 987948), (2111, 896220), (2298, 823290), (2340, 808513), (3447, 548860), (3830, 493974), (4222, 448110), (4596, 411645), (4979, 379980), (5745, 329316), (6333, 298740), (6894, 274430), (7660, 246987), (8444, 224055), (9958, 189990), (10555, 179244), (11490, 164658), (12666, 149370), (13788, 137215), (14937, 126660), (17235, 109772), (18999, 99580), (19916, 94995), (21110, 89622), (22980, 82329), (24895, 75996), (25332, 74685), (27443, 68940), (29874, 63330), (31665, 59748), (34470, 54886), (37998, 49790), (42220, 44811)]