1680671640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{10321}}^1$

素因数の和:10417

約数の個数: 128

約数和(自身を含む): 5350924800

約数和(自身を除く): 3670253160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 59, 60, 69, 92, 115, 118, 120, 138, 177, 184, 230, 236, 276, 295, 345, 354, 460, 472, 552, 590, 690, 708, 885, 920, 1180, 1357, 1380, 1416, 1770, 2360, 2714, 2760, 3540, 4071, 5428, 6785, 7080, 8142, 10321, 10856, 13570, 16284, 20355, 20642, 27140, 30963, 32568, 40710, 41284, 51605, 54280, 61926, 81420, 82568, 103210, 123852, 154815, 162840, 206420, 237383, 247704, 309630, 412840, 474766, 608939, 619260, 712149, 949532, 1186915, 1217878, 1238520, 1424298, 1826817, 1899064, 2373830, 2435756, 2848596, 3044695, 3560745, 3653634, 4747660, 4871512, 5697192, 6089390, 7121490, 7307268, 9134085, 9495320, 12178780, 14005597, 14242980, 14614536, 18268170, 24357560, 28011194, 28485960, 36536340, 42016791, 56022388, 70027985, 73072680, 84033582, 112044776, 140055970, 168067164, 210083955, 280111940, 336134328, 420167910, 560223880, 840335820, 1680671640]

約数ペア:

[(1, 1680671640), (2, 840335820), (3, 560223880), (4, 420167910), (5, 336134328), (6, 280111940), (8, 210083955), (10, 168067164), (12, 140055970), (15, 112044776), (20, 84033582), (23, 73072680), (24, 70027985), (30, 56022388), (40, 42016791), (46, 36536340), (59, 28485960), (60, 28011194), (69, 24357560), (92, 18268170), (115, 14614536), (118, 14242980), (120, 14005597), (138, 12178780), (177, 9495320), (184, 9134085), (230, 7307268), (236, 7121490), (276, 6089390), (295, 5697192), (345, 4871512), (354, 4747660), (460, 3653634), (472, 3560745), (552, 3044695), (590, 2848596), (690, 2435756), (708, 2373830), (885, 1899064), (920, 1826817), (1180, 1424298), (1357, 1238520), (1380, 1217878), (1416, 1186915), (1770, 949532), (2360, 712149), (2714, 619260), (2760, 608939), (3540, 474766), (4071, 412840), (5428, 309630), (6785, 247704), (7080, 237383), (8142, 206420), (10321, 162840), (10856, 154815), (13570, 123852), (16284, 103210), (20355, 82568), (20642, 81420), (27140, 61926), (30963, 54280), (32568, 51605), (40710, 41284)]