2672287420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{199}}^1$

素因数の和:440

約数の個数: 144

約数和(自身を含む): 6435072000

約数和(自身を除く): 3762784580

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 121, 124, 155, 179, 199, 220, 242, 310, 341, 358, 398, 484, 605, 620, 682, 716, 796, 895, 995, 1210, 1364, 1705, 1790, 1969, 1990, 2189, 2420, 3410, 3580, 3751, 3938, 3980, 4378, 5549, 6169, 6820, 7502, 7876, 8756, 9845, 10945, 11098, 12338, 15004, 18755, 19690, 21659, 21890, 22196, 24079, 24676, 27745, 30845, 35621, 37510, 39380, 43318, 43780, 48158, 55490, 61039, 61690, 67859, 71242, 75020, 86636, 96316, 108295, 110980, 120395, 122078, 123380, 135718, 142484, 178105, 216590, 240790, 244156, 271436, 305195, 339295, 356210, 391831, 433180, 481580, 610390, 671429, 678590, 712420, 746449, 783662, 1104251, 1220780, 1342858, 1357180, 1492898, 1567324, 1959155, 2208502, 2685716, 2985796, 3357145, 3732245, 3918310, 4310141, 4417004, 5521255, 6714290, 7464490, 7836620, 8620282, 11042510, 12146761, 13428580, 14928980, 17240564, 21550705, 22085020, 24293522, 43101410, 48587044, 60733805, 86202820, 121467610, 133614371, 242935220, 267228742, 534457484, 668071855, 1336143710, 2672287420]

約数ペア:

[(1, 2672287420), (2, 1336143710), (4, 668071855), (5, 534457484), (10, 267228742), (11, 242935220), (20, 133614371), (22, 121467610), (31, 86202820), (44, 60733805), (55, 48587044), (62, 43101410), (110, 24293522), (121, 22085020), (124, 21550705), (155, 17240564), (179, 14928980), (199, 13428580), (220, 12146761), (242, 11042510), (310, 8620282), (341, 7836620), (358, 7464490), (398, 6714290), (484, 5521255), (605, 4417004), (620, 4310141), (682, 3918310), (716, 3732245), (796, 3357145), (895, 2985796), (995, 2685716), (1210, 2208502), (1364, 1959155), (1705, 1567324), (1790, 1492898), (1969, 1357180), (1990, 1342858), (2189, 1220780), (2420, 1104251), (3410, 783662), (3580, 746449), (3751, 712420), (3938, 678590), (3980, 671429), (4378, 610390), (5549, 481580), (6169, 433180), (6820, 391831), (7502, 356210), (7876, 339295), (8756, 305195), (9845, 271436), (10945, 244156), (11098, 240790), (12338, 216590), (15004, 178105), (18755, 142484), (19690, 135718), (21659, 123380), (21890, 122078), (22196, 120395), (24079, 110980), (24676, 108295), (27745, 96316), (30845, 86636), (35621, 75020), (37510, 71242), (39380, 67859), (43318, 61690), (43780, 61039), (48158, 55490)]