742459780

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{179}}^1$

素因数の和:409

約数の個数: 96

約数和(自身を含む): 1672151040

約数和(自身を除く): 929691260

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 71, 92, 115, 127, 142, 179, 230, 254, 284, 355, 358, 460, 508, 635, 710, 716, 895, 1270, 1420, 1633, 1790, 2540, 2921, 3266, 3580, 4117, 5842, 6532, 8165, 8234, 9017, 11684, 12709, 14605, 16330, 16468, 18034, 20585, 22733, 25418, 29210, 32660, 36068, 41170, 45085, 45466, 50836, 58420, 63545, 82340, 90170, 90932, 113665, 127090, 180340, 207391, 227330, 254180, 292307, 414782, 454660, 522859, 584614, 829564, 1036955, 1045718, 1169228, 1461535, 1614043, 2073910, 2091436, 2614295, 2923070, 3228086, 4147820, 5228590, 5846140, 6456172, 8070215, 10457180, 16140430, 32280860, 37122989, 74245978, 148491956, 185614945, 371229890, 742459780]

約数ペア:

[(1, 742459780), (2, 371229890), (4, 185614945), (5, 148491956), (10, 74245978), (20, 37122989), (23, 32280860), (46, 16140430), (71, 10457180), (92, 8070215), (115, 6456172), (127, 5846140), (142, 5228590), (179, 4147820), (230, 3228086), (254, 2923070), (284, 2614295), (355, 2091436), (358, 2073910), (460, 1614043), (508, 1461535), (635, 1169228), (710, 1045718), (716, 1036955), (895, 829564), (1270, 584614), (1420, 522859), (1633, 454660), (1790, 414782), (2540, 292307), (2921, 254180), (3266, 227330), (3580, 207391), (4117, 180340), (5842, 127090), (6532, 113665), (8165, 90932), (8234, 90170), (9017, 82340), (11684, 63545), (12709, 58420), (14605, 50836), (16330, 45466), (16468, 45085), (18034, 41170), (20585, 36068), (22733, 32660), (25418, 29210)]