198947280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1499}}^1$

素因数の和:1601

約数の個数: 160

約数和(自身を含む): 714240000

約数和(自身を除く): 515292720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 79, 80, 84, 105, 112, 120, 140, 158, 168, 210, 237, 240, 280, 316, 336, 395, 420, 474, 553, 560, 632, 790, 840, 948, 1106, 1185, 1264, 1499, 1580, 1659, 1680, 1896, 2212, 2370, 2765, 2998, 3160, 3318, 3792, 4424, 4497, 4740, 5530, 5996, 6320, 6636, 7495, 8295, 8848, 8994, 9480, 10493, 11060, 11992, 13272, 14990, 16590, 17988, 18960, 20986, 22120, 22485, 23984, 26544, 29980, 31479, 33180, 35976, 41972, 44240, 44970, 52465, 59960, 62958, 66360, 71952, 83944, 89940, 104930, 118421, 119920, 125916, 132720, 157395, 167888, 179880, 209860, 236842, 251832, 314790, 355263, 359760, 419720, 473684, 503664, 592105, 629580, 710526, 828947, 839440, 947368, 1184210, 1259160, 1421052, 1657894, 1776315, 1894736, 2368420, 2486841, 2518320, 2842104, 3315788, 3552630, 4144735, 4736840, 4973682, 5684208, 6631576, 7105260, 8289470, 9473680, 9947364, 12434205, 13263152, 14210520, 16578940, 19894728, 24868410, 28421040, 33157880, 39789456, 49736820, 66315760, 99473640, 198947280]

約数ペア:

[(1, 198947280), (2, 99473640), (3, 66315760), (4, 49736820), (5, 39789456), (6, 33157880), (7, 28421040), (8, 24868410), (10, 19894728), (12, 16578940), (14, 14210520), (15, 13263152), (16, 12434205), (20, 9947364), (21, 9473680), (24, 8289470), (28, 7105260), (30, 6631576), (35, 5684208), (40, 4973682), (42, 4736840), (48, 4144735), (56, 3552630), (60, 3315788), (70, 2842104), (79, 2518320), (80, 2486841), (84, 2368420), (105, 1894736), (112, 1776315), (120, 1657894), (140, 1421052), (158, 1259160), (168, 1184210), (210, 947368), (237, 839440), (240, 828947), (280, 710526), (316, 629580), (336, 592105), (395, 503664), (420, 473684), (474, 419720), (553, 359760), (560, 355263), (632, 314790), (790, 251832), (840, 236842), (948, 209860), (1106, 179880), (1185, 167888), (1264, 157395), (1499, 132720), (1580, 125916), (1659, 119920), (1680, 118421), (1896, 104930), (2212, 89940), (2370, 83944), (2765, 71952), (2998, 66360), (3160, 62958), (3318, 59960), (3792, 52465), (4424, 44970), (4497, 44240), (4740, 41972), (5530, 35976), (5996, 33180), (6320, 31479), (6636, 29980), (7495, 26544), (8295, 23984), (8848, 22485), (8994, 22120), (9480, 20986), (10493, 18960), (11060, 17988), (11992, 16590), (13272, 14990)]