1629245920

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{7639}}^1$

素因数の和:7728

約数の個数: 96

約数和(自身を含む): 4066191360

約数和(自身を除く): 2436945440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 43, 62, 80, 86, 124, 155, 160, 172, 215, 248, 310, 344, 430, 496, 620, 688, 860, 992, 1240, 1333, 1376, 1720, 2480, 2666, 3440, 4960, 5332, 6665, 6880, 7639, 10664, 13330, 15278, 21328, 26660, 30556, 38195, 42656, 53320, 61112, 76390, 106640, 122224, 152780, 213280, 236809, 244448, 305560, 328477, 473618, 611120, 656954, 947236, 1184045, 1222240, 1313908, 1642385, 1894472, 2368090, 2627816, 3284770, 3788944, 4736180, 5255632, 6569540, 7577888, 9472360, 10182787, 10511264, 13139080, 18944720, 20365574, 26278160, 37889440, 40731148, 50913935, 52556320, 81462296, 101827870, 162924592, 203655740, 325849184, 407311480, 814622960, 1629245920]

約数ペア:

[(1, 1629245920), (2, 814622960), (4, 407311480), (5, 325849184), (8, 203655740), (10, 162924592), (16, 101827870), (20, 81462296), (31, 52556320), (32, 50913935), (40, 40731148), (43, 37889440), (62, 26278160), (80, 20365574), (86, 18944720), (124, 13139080), (155, 10511264), (160, 10182787), (172, 9472360), (215, 7577888), (248, 6569540), (310, 5255632), (344, 4736180), (430, 3788944), (496, 3284770), (620, 2627816), (688, 2368090), (860, 1894472), (992, 1642385), (1240, 1313908), (1333, 1222240), (1376, 1184045), (1720, 947236), (2480, 656954), (2666, 611120), (3440, 473618), (4960, 328477), (5332, 305560), (6665, 244448), (6880, 236809), (7639, 213280), (10664, 152780), (13330, 122224), (15278, 106640), (21328, 76390), (26660, 61112), (30556, 53320), (38195, 42656)]