51172290

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:329

約数の個数: 128

約数和(自身を含む): 149990400

約数和(自身を除く): 98818110

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 61, 65, 78, 90, 117, 122, 130, 135, 183, 195, 234, 239, 270, 305, 351, 366, 390, 478, 549, 585, 610, 702, 717, 793, 915, 1098, 1170, 1195, 1434, 1586, 1647, 1755, 1830, 2151, 2379, 2390, 2745, 3107, 3294, 3510, 3585, 3965, 4302, 4758, 5490, 6214, 6453, 7137, 7170, 7930, 8235, 9321, 10755, 11895, 12906, 14274, 14579, 15535, 16470, 18642, 21411, 21510, 23790, 27963, 29158, 31070, 32265, 35685, 42822, 43737, 46605, 55926, 64530, 71370, 72895, 83889, 87474, 93210, 107055, 131211, 139815, 145790, 167778, 189527, 214110, 218685, 262422, 279630, 379054, 393633, 419445, 437370, 568581, 656055, 787266, 838890, 947635, 1137162, 1312110, 1705743, 1895270, 1968165, 2842905, 3411486, 3936330, 5117229, 5685810, 8528715, 10234458, 17057430, 25586145, 51172290]

約数ペア:

[(1, 51172290), (2, 25586145), (3, 17057430), (5, 10234458), (6, 8528715), (9, 5685810), (10, 5117229), (13, 3936330), (15, 3411486), (18, 2842905), (26, 1968165), (27, 1895270), (30, 1705743), (39, 1312110), (45, 1137162), (54, 947635), (61, 838890), (65, 787266), (78, 656055), (90, 568581), (117, 437370), (122, 419445), (130, 393633), (135, 379054), (183, 279630), (195, 262422), (234, 218685), (239, 214110), (270, 189527), (305, 167778), (351, 145790), (366, 139815), (390, 131211), (478, 107055), (549, 93210), (585, 87474), (610, 83889), (702, 72895), (717, 71370), (793, 64530), (915, 55926), (1098, 46605), (1170, 43737), (1195, 42822), (1434, 35685), (1586, 32265), (1647, 31070), (1755, 29158), (1830, 27963), (2151, 23790), (2379, 21510), (2390, 21411), (2745, 18642), (3107, 16470), (3294, 15535), (3510, 14579), (3585, 14274), (3965, 12906), (4302, 11895), (4758, 10755), (5490, 9321), (6214, 8235), (6453, 7930), (7137, 7170)]