18702450

素因数分解:

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

素因数の和:193

約数の個数: 144

約数和(自身を含む): 56871360

約数和(自身を除く): 38168910

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 23, 25, 26, 30, 39, 45, 46, 50, 65, 69, 75, 78, 90, 115, 117, 130, 138, 139, 150, 195, 207, 225, 230, 234, 278, 299, 325, 345, 390, 414, 417, 450, 575, 585, 598, 650, 690, 695, 834, 897, 975, 1035, 1150, 1170, 1251, 1390, 1495, 1725, 1794, 1807, 1950, 2070, 2085, 2502, 2691, 2925, 2990, 3197, 3450, 3475, 3614, 4170, 4485, 5175, 5382, 5421, 5850, 6255, 6394, 6950, 7475, 8970, 9035, 9591, 10350, 10425, 10842, 12510, 13455, 14950, 15985, 16263, 18070, 19182, 20850, 22425, 26910, 27105, 28773, 31275, 31970, 32526, 41561, 44850, 45175, 47955, 54210, 57546, 62550, 67275, 79925, 81315, 83122, 90350, 95910, 124683, 134550, 135525, 143865, 159850, 162630, 207805, 239775, 249366, 271050, 287730, 374049, 406575, 415610, 479550, 623415, 719325, 748098, 813150, 1039025, 1246830, 1438650, 1870245, 2078050, 3117075, 3740490, 6234150, 9351225, 18702450]

約数ペア:

[(1, 18702450), (2, 9351225), (3, 6234150), (5, 3740490), (6, 3117075), (9, 2078050), (10, 1870245), (13, 1438650), (15, 1246830), (18, 1039025), (23, 813150), (25, 748098), (26, 719325), (30, 623415), (39, 479550), (45, 415610), (46, 406575), (50, 374049), (65, 287730), (69, 271050), (75, 249366), (78, 239775), (90, 207805), (115, 162630), (117, 159850), (130, 143865), (138, 135525), (139, 134550), (150, 124683), (195, 95910), (207, 90350), (225, 83122), (230, 81315), (234, 79925), (278, 67275), (299, 62550), (325, 57546), (345, 54210), (390, 47955), (414, 45175), (417, 44850), (450, 41561), (575, 32526), (585, 31970), (598, 31275), (650, 28773), (690, 27105), (695, 26910), (834, 22425), (897, 20850), (975, 19182), (1035, 18070), (1150, 16263), (1170, 15985), (1251, 14950), (1390, 13455), (1495, 12510), (1725, 10842), (1794, 10425), (1807, 10350), (1950, 9591), (2070, 9035), (2085, 8970), (2502, 7475), (2691, 6950), (2925, 6394), (2990, 6255), (3197, 5850), (3450, 5421), (3475, 5382), (3614, 5175), (4170, 4485)]