819230490

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{7529}}^1$

素因数の和:7589

約数の個数: 128

約数和(自身を含む): 2428876800

約数和(自身を除く): 1609646310

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 31, 39, 45, 54, 62, 65, 78, 90, 93, 117, 130, 135, 155, 186, 195, 234, 270, 279, 310, 351, 390, 403, 465, 558, 585, 702, 806, 837, 930, 1170, 1209, 1395, 1674, 1755, 2015, 2418, 2790, 3510, 3627, 4030, 4185, 6045, 7254, 7529, 8370, 10881, 12090, 15058, 18135, 21762, 22587, 36270, 37645, 45174, 54405, 67761, 75290, 97877, 108810, 112935, 135522, 195754, 203283, 225870, 233399, 293631, 338805, 406566, 466798, 489385, 587262, 677610, 700197, 880893, 978770, 1016415, 1166995, 1400394, 1468155, 1761786, 2032830, 2100591, 2333990, 2642679, 2936310, 3034187, 3500985, 4201182, 4404465, 5285358, 6068374, 6301773, 7001970, 8808930, 9102561, 10502955, 12603546, 13213395, 15170935, 18205122, 21005910, 26426790, 27307683, 30341870, 31508865, 45512805, 54615366, 63017730, 81923049, 91025610, 136538415, 163846098, 273076830, 409615245, 819230490]

約数ペア:

[(1, 819230490), (2, 409615245), (3, 273076830), (5, 163846098), (6, 136538415), (9, 91025610), (10, 81923049), (13, 63017730), (15, 54615366), (18, 45512805), (26, 31508865), (27, 30341870), (30, 27307683), (31, 26426790), (39, 21005910), (45, 18205122), (54, 15170935), (62, 13213395), (65, 12603546), (78, 10502955), (90, 9102561), (93, 8808930), (117, 7001970), (130, 6301773), (135, 6068374), (155, 5285358), (186, 4404465), (195, 4201182), (234, 3500985), (270, 3034187), (279, 2936310), (310, 2642679), (351, 2333990), (390, 2100591), (403, 2032830), (465, 1761786), (558, 1468155), (585, 1400394), (702, 1166995), (806, 1016415), (837, 978770), (930, 880893), (1170, 700197), (1209, 677610), (1395, 587262), (1674, 489385), (1755, 466798), (2015, 406566), (2418, 338805), (2790, 293631), (3510, 233399), (3627, 225870), (4030, 203283), (4185, 195754), (6045, 135522), (7254, 112935), (7529, 108810), (8370, 97877), (10881, 75290), (12090, 67761), (15058, 54405), (18135, 45174), (21762, 37645), (22587, 36270)]