315482720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{331}}^1$

素因数の和:413

約数の個数: 192

約数和(自身を含む): 915618816

約数和(自身を除く): 600136096

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 37, 40, 46, 56, 70, 74, 80, 92, 112, 115, 140, 148, 160, 161, 184, 185, 224, 230, 259, 280, 296, 322, 331, 368, 370, 460, 518, 560, 592, 644, 662, 736, 740, 805, 851, 920, 1036, 1120, 1184, 1288, 1295, 1324, 1480, 1610, 1655, 1702, 1840, 2072, 2317, 2576, 2590, 2648, 2960, 3220, 3310, 3404, 3680, 4144, 4255, 4634, 5152, 5180, 5296, 5920, 5957, 6440, 6620, 6808, 7613, 8288, 8510, 9268, 10360, 10592, 11585, 11914, 12247, 12880, 13240, 13616, 15226, 17020, 18536, 20720, 23170, 23828, 24494, 25760, 26480, 27232, 29785, 30452, 34040, 37072, 38065, 41440, 46340, 47656, 48988, 52960, 53291, 59570, 60904, 61235, 68080, 74144, 76130, 85729, 92680, 95312, 97976, 106582, 119140, 121808, 122470, 136160, 152260, 171458, 185360, 190624, 195952, 213164, 238280, 243616, 244940, 266455, 281681, 304520, 342916, 370720, 391904, 426328, 428645, 476560, 489880, 532910, 563362, 609040, 685832, 852656, 857290, 953120, 979760, 1065820, 1126724, 1218080, 1371664, 1408405, 1705312, 1714580, 1959520, 1971767, 2131640, 2253448, 2743328, 2816810, 3429160, 3943534, 4263280, 4506896, 5633620, 6858320, 7887068, 8526560, 9013792, 9858835, 11267240, 13716640, 15774136, 19717670, 22534480, 31548272, 39435340, 45068960, 63096544, 78870680, 157741360, 315482720]

約数ペア:

[(1, 315482720), (2, 157741360), (4, 78870680), (5, 63096544), (7, 45068960), (8, 39435340), (10, 31548272), (14, 22534480), (16, 19717670), (20, 15774136), (23, 13716640), (28, 11267240), (32, 9858835), (35, 9013792), (37, 8526560), (40, 7887068), (46, 6858320), (56, 5633620), (70, 4506896), (74, 4263280), (80, 3943534), (92, 3429160), (112, 2816810), (115, 2743328), (140, 2253448), (148, 2131640), (160, 1971767), (161, 1959520), (184, 1714580), (185, 1705312), (224, 1408405), (230, 1371664), (259, 1218080), (280, 1126724), (296, 1065820), (322, 979760), (331, 953120), (368, 857290), (370, 852656), (460, 685832), (518, 609040), (560, 563362), (592, 532910), (644, 489880), (662, 476560), (736, 428645), (740, 426328), (805, 391904), (851, 370720), (920, 342916), (1036, 304520), (1120, 281681), (1184, 266455), (1288, 244940), (1295, 243616), (1324, 238280), (1480, 213164), (1610, 195952), (1655, 190624), (1702, 185360), (1840, 171458), (2072, 152260), (2317, 136160), (2576, 122470), (2590, 121808), (2648, 119140), (2960, 106582), (3220, 97976), (3310, 95312), (3404, 92680), (3680, 85729), (4144, 76130), (4255, 74144), (4634, 68080), (5152, 61235), (5180, 60904), (5296, 59570), (5920, 53291), (5957, 52960), (6440, 48988), (6620, 47656), (6808, 46340), (7613, 41440), (8288, 38065), (8510, 37072), (9268, 34040), (10360, 30452), (10592, 29785), (11585, 27232), (11914, 26480), (12247, 25760), (12880, 24494), (13240, 23828), (13616, 23170), (15226, 20720), (17020, 18536)]