214869990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{257}}^1$

素因数の和:358

約数の個数: 96

約数和(自身を含む): 553379040

約数和(自身を除く): 338509050

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 31, 58, 62, 87, 93, 145, 155, 174, 186, 257, 290, 310, 435, 465, 514, 771, 870, 899, 930, 961, 1285, 1542, 1798, 1922, 2570, 2697, 2883, 3855, 4495, 4805, 5394, 5766, 7453, 7710, 7967, 8990, 9610, 13485, 14415, 14906, 15934, 22359, 23901, 26970, 27869, 28830, 37265, 39835, 44718, 47802, 55738, 74530, 79670, 83607, 111795, 119505, 139345, 167214, 223590, 231043, 239010, 246977, 278690, 418035, 462086, 493954, 693129, 740931, 836070, 1155215, 1234885, 1386258, 1481862, 2310430, 2469770, 3465645, 3704655, 6931290, 7162333, 7409310, 14324666, 21486999, 35811665, 42973998, 71623330, 107434995, 214869990]

約数ペア:

[(1, 214869990), (2, 107434995), (3, 71623330), (5, 42973998), (6, 35811665), (10, 21486999), (15, 14324666), (29, 7409310), (30, 7162333), (31, 6931290), (58, 3704655), (62, 3465645), (87, 2469770), (93, 2310430), (145, 1481862), (155, 1386258), (174, 1234885), (186, 1155215), (257, 836070), (290, 740931), (310, 693129), (435, 493954), (465, 462086), (514, 418035), (771, 278690), (870, 246977), (899, 239010), (930, 231043), (961, 223590), (1285, 167214), (1542, 139345), (1798, 119505), (1922, 111795), (2570, 83607), (2697, 79670), (2883, 74530), (3855, 55738), (4495, 47802), (4805, 44718), (5394, 39835), (5766, 37265), (7453, 28830), (7710, 27869), (7967, 26970), (8990, 23901), (9610, 22359), (13485, 15934), (14415, 14906)]