418744240

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{1123}}^1$

素因数の和:1274

約数の個数: 80

約数和(自身を含む): 1003507200

約数和(自身を除く): 584762960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 79, 80, 118, 158, 236, 295, 316, 395, 472, 590, 632, 790, 944, 1123, 1180, 1264, 1580, 2246, 2360, 3160, 4492, 4661, 4720, 5615, 6320, 8984, 9322, 11230, 17968, 18644, 22460, 23305, 37288, 44920, 46610, 66257, 74576, 88717, 89840, 93220, 132514, 177434, 186440, 265028, 331285, 354868, 372880, 443585, 530056, 662570, 709736, 887170, 1060112, 1325140, 1419472, 1774340, 2650280, 3548680, 5234303, 5300560, 7097360, 10468606, 20937212, 26171515, 41874424, 52343030, 83748848, 104686060, 209372120, 418744240]

約数ペア:

[(1, 418744240), (2, 209372120), (4, 104686060), (5, 83748848), (8, 52343030), (10, 41874424), (16, 26171515), (20, 20937212), (40, 10468606), (59, 7097360), (79, 5300560), (80, 5234303), (118, 3548680), (158, 2650280), (236, 1774340), (295, 1419472), (316, 1325140), (395, 1060112), (472, 887170), (590, 709736), (632, 662570), (790, 530056), (944, 443585), (1123, 372880), (1180, 354868), (1264, 331285), (1580, 265028), (2246, 186440), (2360, 177434), (3160, 132514), (4492, 93220), (4661, 89840), (4720, 88717), (5615, 74576), (6320, 66257), (8984, 46610), (9322, 44920), (11230, 37288), (17968, 23305), (18644, 22460)]