15289988020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{271}}^1$

素因数の和:482

約数の個数: 192

約数和(自身を含む): 36243873792

約数和(自身を除く): 20953885772

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 53, 62, 68, 85, 101, 106, 124, 155, 170, 202, 212, 265, 271, 310, 340, 404, 505, 527, 530, 542, 620, 901, 1010, 1054, 1060, 1084, 1355, 1643, 1717, 1802, 2020, 2108, 2635, 2710, 3131, 3286, 3434, 3604, 4505, 4607, 5270, 5353, 5420, 6262, 6572, 6868, 8215, 8401, 8585, 9010, 9214, 10540, 10706, 12524, 14363, 15655, 16430, 16802, 17170, 18020, 18428, 21412, 23035, 26765, 27371, 27931, 28726, 31310, 32860, 33604, 34340, 42005, 46070, 53227, 53530, 54742, 55862, 57452, 62620, 71815, 84010, 91001, 92140, 106454, 107060, 109484, 111724, 136855, 139655, 142817, 143630, 165943, 168020, 182002, 212908, 244171, 266135, 273710, 279310, 285634, 287260, 331886, 364004, 445253, 455005, 465307, 488342, 532270, 547420, 558620, 571268, 663772, 714085, 829715, 848501, 890506, 910010, 930614, 976684, 1064540, 1220855, 1428170, 1450663, 1659430, 1697002, 1781012, 1820020, 1861228, 2226265, 2326535, 2441710, 2821031, 2856340, 2901326, 3318860, 3394004, 4242505, 4452530, 4653070, 4883420, 5642062, 5802652, 7253315, 7569301, 8485010, 8905060, 9306140, 11284124, 14105155, 14424517, 14506630, 15138602, 16970020, 24661271, 28210310, 28849034, 29013260, 30277204, 37846505, 44970553, 49322542, 56420620, 57698068, 72122585, 75693010, 89941106, 98645084, 123306355, 144245170, 151386020, 179882212, 224852765, 246612710, 288490340, 449705530, 493225420, 764499401, 899411060, 1528998802, 3057997604, 3822497005, 7644994010, 15289988020]

約数ペア:

[(1, 15289988020), (2, 7644994010), (4, 3822497005), (5, 3057997604), (10, 1528998802), (17, 899411060), (20, 764499401), (31, 493225420), (34, 449705530), (53, 288490340), (62, 246612710), (68, 224852765), (85, 179882212), (101, 151386020), (106, 144245170), (124, 123306355), (155, 98645084), (170, 89941106), (202, 75693010), (212, 72122585), (265, 57698068), (271, 56420620), (310, 49322542), (340, 44970553), (404, 37846505), (505, 30277204), (527, 29013260), (530, 28849034), (542, 28210310), (620, 24661271), (901, 16970020), (1010, 15138602), (1054, 14506630), (1060, 14424517), (1084, 14105155), (1355, 11284124), (1643, 9306140), (1717, 8905060), (1802, 8485010), (2020, 7569301), (2108, 7253315), (2635, 5802652), (2710, 5642062), (3131, 4883420), (3286, 4653070), (3434, 4452530), (3604, 4242505), (4505, 3394004), (4607, 3318860), (5270, 2901326), (5353, 2856340), (5420, 2821031), (6262, 2441710), (6572, 2326535), (6868, 2226265), (8215, 1861228), (8401, 1820020), (8585, 1781012), (9010, 1697002), (9214, 1659430), (10540, 1450663), (10706, 1428170), (12524, 1220855), (14363, 1064540), (15655, 976684), (16430, 930614), (16802, 910010), (17170, 890506), (18020, 848501), (18428, 829715), (21412, 714085), (23035, 663772), (26765, 571268), (27371, 558620), (27931, 547420), (28726, 532270), (31310, 488342), (32860, 465307), (33604, 455005), (34340, 445253), (42005, 364004), (46070, 331886), (53227, 287260), (53530, 285634), (54742, 279310), (55862, 273710), (57452, 266135), (62620, 244171), (71815, 212908), (84010, 182002), (91001, 168020), (92140, 165943), (106454, 143630), (107060, 142817), (109484, 139655), (111724, 136855)]