2978040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1$

素因数の和:133

約数の個数: 128

約数和(自身を含む): 10160640

約数和(自身を除く): 7182600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 23, 24, 26, 30, 39, 40, 46, 52, 60, 65, 69, 78, 83, 92, 104, 115, 120, 130, 138, 156, 166, 184, 195, 230, 249, 260, 276, 299, 312, 332, 345, 390, 415, 460, 498, 520, 552, 598, 664, 690, 780, 830, 897, 920, 996, 1079, 1196, 1245, 1380, 1495, 1560, 1660, 1794, 1909, 1992, 2158, 2392, 2490, 2760, 2990, 3237, 3320, 3588, 3818, 4316, 4485, 4980, 5395, 5727, 5980, 6474, 7176, 7636, 8632, 8970, 9545, 9960, 10790, 11454, 11960, 12948, 15272, 16185, 17940, 19090, 21580, 22908, 24817, 25896, 28635, 32370, 35880, 38180, 43160, 45816, 49634, 57270, 64740, 74451, 76360, 99268, 114540, 124085, 129480, 148902, 198536, 229080, 248170, 297804, 372255, 496340, 595608, 744510, 992680, 1489020, 2978040]

約数ペア:

[(1, 2978040), (2, 1489020), (3, 992680), (4, 744510), (5, 595608), (6, 496340), (8, 372255), (10, 297804), (12, 248170), (13, 229080), (15, 198536), (20, 148902), (23, 129480), (24, 124085), (26, 114540), (30, 99268), (39, 76360), (40, 74451), (46, 64740), (52, 57270), (60, 49634), (65, 45816), (69, 43160), (78, 38180), (83, 35880), (92, 32370), (104, 28635), (115, 25896), (120, 24817), (130, 22908), (138, 21580), (156, 19090), (166, 17940), (184, 16185), (195, 15272), (230, 12948), (249, 11960), (260, 11454), (276, 10790), (299, 9960), (312, 9545), (332, 8970), (345, 8632), (390, 7636), (415, 7176), (460, 6474), (498, 5980), (520, 5727), (552, 5395), (598, 4980), (664, 4485), (690, 4316), (780, 3818), (830, 3588), (897, 3320), (920, 3237), (996, 2990), (1079, 2760), (1196, 2490), (1245, 2392), (1380, 2158), (1495, 1992), (1560, 1909), (1660, 1794)]