72722720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2239}}^1$

素因数の和:2290

約数の個数: 96

約数和(自身を含む): 203212800

約数和(自身を除く): 130490080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 56, 58, 70, 80, 112, 116, 140, 145, 160, 203, 224, 232, 280, 290, 406, 464, 560, 580, 812, 928, 1015, 1120, 1160, 1624, 2030, 2239, 2320, 3248, 4060, 4478, 4640, 6496, 8120, 8956, 11195, 15673, 16240, 17912, 22390, 31346, 32480, 35824, 44780, 62692, 64931, 71648, 78365, 89560, 125384, 129862, 156730, 179120, 250768, 259724, 313460, 324655, 358240, 454517, 501536, 519448, 626920, 649310, 909034, 1038896, 1253840, 1298620, 1818068, 2077792, 2272585, 2507680, 2597240, 3636136, 4545170, 5194480, 7272272, 9090340, 10388960, 14544544, 18180680, 36361360, 72722720]

約数ペア:

[(1, 72722720), (2, 36361360), (4, 18180680), (5, 14544544), (7, 10388960), (8, 9090340), (10, 7272272), (14, 5194480), (16, 4545170), (20, 3636136), (28, 2597240), (29, 2507680), (32, 2272585), (35, 2077792), (40, 1818068), (56, 1298620), (58, 1253840), (70, 1038896), (80, 909034), (112, 649310), (116, 626920), (140, 519448), (145, 501536), (160, 454517), (203, 358240), (224, 324655), (232, 313460), (280, 259724), (290, 250768), (406, 179120), (464, 156730), (560, 129862), (580, 125384), (812, 89560), (928, 78365), (1015, 71648), (1120, 64931), (1160, 62692), (1624, 44780), (2030, 35824), (2239, 32480), (2320, 31346), (3248, 22390), (4060, 17912), (4478, 16240), (4640, 15673), (6496, 11195), (8120, 8956)]