638821688130

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{228968347}}^1$

素因数の和:228968391

約数の個数: 48

約数和(自身を含む): 1714514989824

約数和(自身を除く): 1075693301694

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 2790, 228968347, 457936694, 686905041, 1144841735, 1373810082, 2060715123, 2289683470, 3434525205, 4121430246, 6869050410, 7098018757, 10303575615, 14196037514, 20607151230, 21294056271, 35490093785, 42588112542, 63882168813, 70980187570, 106470281355, 127764337626, 212940562710, 319410844065, 638821688130]

約数ペア:

[(1, 638821688130), (2, 319410844065), (3, 212940562710), (5, 127764337626), (6, 106470281355), (9, 70980187570), (10, 63882168813), (15, 42588112542), (18, 35490093785), (30, 21294056271), (31, 20607151230), (45, 14196037514), (62, 10303575615), (90, 7098018757), (93, 6869050410), (155, 4121430246), (186, 3434525205), (279, 2289683470), (310, 2060715123), (465, 1373810082), (558, 1144841735), (930, 686905041), (1395, 457936694), (2790, 228968347)]