31170750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:195

約数の個数: 128

約数和(自身を含む): 88058880

約数和(自身を除く): 56888130

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 23, 25, 26, 30, 39, 46, 50, 65, 69, 75, 78, 115, 125, 130, 138, 139, 150, 195, 230, 250, 278, 299, 325, 345, 375, 390, 417, 575, 598, 650, 690, 695, 750, 834, 897, 975, 1150, 1390, 1495, 1625, 1725, 1794, 1807, 1950, 2085, 2875, 2990, 3197, 3250, 3450, 3475, 3614, 4170, 4485, 4875, 5421, 5750, 6394, 6950, 7475, 8625, 8970, 9035, 9591, 9750, 10425, 10842, 14950, 15985, 17250, 17375, 18070, 19182, 20850, 22425, 27105, 31970, 34750, 37375, 41561, 44850, 45175, 47955, 52125, 54210, 74750, 79925, 83122, 90350, 95910, 104250, 112125, 124683, 135525, 159850, 207805, 224250, 225875, 239775, 249366, 271050, 399625, 415610, 451750, 479550, 623415, 677625, 799250, 1039025, 1198875, 1246830, 1355250, 2078050, 2397750, 3117075, 5195125, 6234150, 10390250, 15585375, 31170750]

約数ペア:

[(1, 31170750), (2, 15585375), (3, 10390250), (5, 6234150), (6, 5195125), (10, 3117075), (13, 2397750), (15, 2078050), (23, 1355250), (25, 1246830), (26, 1198875), (30, 1039025), (39, 799250), (46, 677625), (50, 623415), (65, 479550), (69, 451750), (75, 415610), (78, 399625), (115, 271050), (125, 249366), (130, 239775), (138, 225875), (139, 224250), (150, 207805), (195, 159850), (230, 135525), (250, 124683), (278, 112125), (299, 104250), (325, 95910), (345, 90350), (375, 83122), (390, 79925), (417, 74750), (575, 54210), (598, 52125), (650, 47955), (690, 45175), (695, 44850), (750, 41561), (834, 37375), (897, 34750), (975, 31970), (1150, 27105), (1390, 22425), (1495, 20850), (1625, 19182), (1725, 18070), (1794, 17375), (1807, 17250), (1950, 15985), (2085, 14950), (2875, 10842), (2990, 10425), (3197, 9750), (3250, 9591), (3450, 9035), (3475, 8970), (3614, 8625), (4170, 7475), (4485, 6950), (4875, 6394), (5421, 5750)]