18931330320

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{1609807}}^1$

素因数の和:1609837

約数の個数: 120

約数和(自身を含む): 68268737664

約数和(自身を除く): 49337407344

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 392, 420, 490, 560, 588, 735, 784, 840, 980, 1176, 1470, 1680, 1960, 2352, 2940, 3920, 5880, 11760, 1609807, 3219614, 4829421, 6439228, 8049035, 9658842, 11268649, 12878456, 16098070, 19317684, 22537298, 24147105, 25756912, 32196140, 33805947, 38635368, 45074596, 48294210, 56343245, 64392280, 67611894, 77270736, 78880543, 90149192, 96588420, 112686490, 128784560, 135223788, 157761086, 169029735, 180298384, 193176840, 225372980, 236641629, 270447576, 315522172, 338059470, 386353680, 394402715, 450745960, 473283258, 540895152, 631044344, 676118940, 788805430, 901491920, 946566516, 1183208145, 1262088688, 1352237880, 1577610860, 1893133032, 2366416290, 2704475760, 3155221720, 3786266064, 4732832580, 6310443440, 9465665160, 18931330320]

約数ペア:

[(1, 18931330320), (2, 9465665160), (3, 6310443440), (4, 4732832580), (5, 3786266064), (6, 3155221720), (7, 2704475760), (8, 2366416290), (10, 1893133032), (12, 1577610860), (14, 1352237880), (15, 1262088688), (16, 1183208145), (20, 946566516), (21, 901491920), (24, 788805430), (28, 676118940), (30, 631044344), (35, 540895152), (40, 473283258), (42, 450745960), (48, 394402715), (49, 386353680), (56, 338059470), (60, 315522172), (70, 270447576), (80, 236641629), (84, 225372980), (98, 193176840), (105, 180298384), (112, 169029735), (120, 157761086), (140, 135223788), (147, 128784560), (168, 112686490), (196, 96588420), (210, 90149192), (240, 78880543), (245, 77270736), (280, 67611894), (294, 64392280), (336, 56343245), (392, 48294210), (420, 45074596), (490, 38635368), (560, 33805947), (588, 32196140), (735, 25756912), (784, 24147105), (840, 22537298), (980, 19317684), (1176, 16098070), (1470, 12878456), (1680, 11268649), (1960, 9658842), (2352, 8049035), (2940, 6439228), (3920, 4829421), (5880, 3219614), (11760, 1609807)]