77780040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{683}}^1$

素因数の和:783

約数の個数: 128

約数和(自身を含む): 255104640

約数和(自身を除く): 177324600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 73, 78, 104, 120, 130, 146, 156, 195, 219, 260, 292, 312, 365, 390, 438, 520, 584, 683, 730, 780, 876, 949, 1095, 1366, 1460, 1560, 1752, 1898, 2049, 2190, 2732, 2847, 2920, 3415, 3796, 4098, 4380, 4745, 5464, 5694, 6830, 7592, 8196, 8760, 8879, 9490, 10245, 11388, 13660, 14235, 16392, 17758, 18980, 20490, 22776, 26637, 27320, 28470, 35516, 37960, 40980, 44395, 49859, 53274, 56940, 71032, 81960, 88790, 99718, 106548, 113880, 133185, 149577, 177580, 199436, 213096, 249295, 266370, 299154, 355160, 398872, 498590, 532740, 598308, 648167, 747885, 997180, 1065480, 1196616, 1296334, 1495770, 1944501, 1994360, 2592668, 2991540, 3240835, 3889002, 5185336, 5983080, 6481670, 7778004, 9722505, 12963340, 15556008, 19445010, 25926680, 38890020, 77780040]

約数ペア:

[(1, 77780040), (2, 38890020), (3, 25926680), (4, 19445010), (5, 15556008), (6, 12963340), (8, 9722505), (10, 7778004), (12, 6481670), (13, 5983080), (15, 5185336), (20, 3889002), (24, 3240835), (26, 2991540), (30, 2592668), (39, 1994360), (40, 1944501), (52, 1495770), (60, 1296334), (65, 1196616), (73, 1065480), (78, 997180), (104, 747885), (120, 648167), (130, 598308), (146, 532740), (156, 498590), (195, 398872), (219, 355160), (260, 299154), (292, 266370), (312, 249295), (365, 213096), (390, 199436), (438, 177580), (520, 149577), (584, 133185), (683, 113880), (730, 106548), (780, 99718), (876, 88790), (949, 81960), (1095, 71032), (1366, 56940), (1460, 53274), (1560, 49859), (1752, 44395), (1898, 40980), (2049, 37960), (2190, 35516), (2732, 28470), (2847, 27320), (2920, 26637), (3415, 22776), (3796, 20490), (4098, 18980), (4380, 17758), (4745, 16392), (5464, 14235), (5694, 13660), (6830, 11388), (7592, 10245), (8196, 9490), (8760, 8879)]