140274828880

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{661}}^1\times {\mathrm{85571}}^1$

素因数の和:86276

約数の個数: 80

約数和(自身を含む): 337172848128

約数和(自身を除く): 196898019248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 661, 1240, 1322, 2480, 2644, 3305, 5288, 6610, 10576, 13220, 20491, 26440, 40982, 52880, 81964, 85571, 102455, 163928, 171142, 204910, 327856, 342284, 409820, 427855, 684568, 819640, 855710, 1369136, 1639280, 1711420, 2652701, 3422840, 5305402, 6845680, 10610804, 13263505, 21221608, 26527010, 42443216, 53054020, 56562431, 106108040, 113124862, 212216080, 226249724, 282812155, 452499448, 565624310, 904998896, 1131248620, 1753435361, 2262497240, 3506870722, 4524994480, 7013741444, 8767176805, 14027482888, 17534353610, 28054965776, 35068707220, 70137414440, 140274828880]

約数ペア:

[(1, 140274828880), (2, 70137414440), (4, 35068707220), (5, 28054965776), (8, 17534353610), (10, 14027482888), (16, 8767176805), (20, 7013741444), (31, 4524994480), (40, 3506870722), (62, 2262497240), (80, 1753435361), (124, 1131248620), (155, 904998896), (248, 565624310), (310, 452499448), (496, 282812155), (620, 226249724), (661, 212216080), (1240, 113124862), (1322, 106108040), (2480, 56562431), (2644, 53054020), (3305, 42443216), (5288, 26527010), (6610, 21221608), (10576, 13263505), (13220, 10610804), (20491, 6845680), (26440, 5305402), (40982, 3422840), (52880, 2652701), (81964, 1711420), (85571, 1639280), (102455, 1369136), (163928, 855710), (171142, 819640), (204910, 684568), (327856, 427855), (342284, 409820)]