1878656520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{797}}^1\times {\mathrm{1511}}^1$

素因数の和:2335

約数の個数: 128

約数和(自身を含む): 6081143040

約数和(自身を除く): 4202486520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 797, 1511, 1560, 1594, 2391, 3022, 3188, 3985, 4533, 4782, 6044, 6376, 7555, 7970, 9066, 9564, 10361, 11955, 12088, 15110, 15940, 18132, 19128, 19643, 20722, 22665, 23910, 30220, 31083, 31880, 36264, 39286, 41444, 45330, 47820, 51805, 58929, 60440, 62166, 78572, 82888, 90660, 95640, 98215, 103610, 117858, 124332, 155415, 157144, 181320, 196430, 207220, 235716, 248664, 294645, 310830, 392860, 414440, 471432, 589290, 621660, 785720, 1178580, 1204267, 1243320, 2357160, 2408534, 3612801, 4817068, 6021335, 7225602, 9634136, 12042670, 14451204, 15655471, 18064005, 24085340, 28902408, 31310942, 36128010, 46966413, 48170680, 62621884, 72256020, 78277355, 93932826, 125243768, 144512040, 156554710, 187865652, 234832065, 313109420, 375731304, 469664130, 626218840, 939328260, 1878656520]

約数ペア:

[(1, 1878656520), (2, 939328260), (3, 626218840), (4, 469664130), (5, 375731304), (6, 313109420), (8, 234832065), (10, 187865652), (12, 156554710), (13, 144512040), (15, 125243768), (20, 93932826), (24, 78277355), (26, 72256020), (30, 62621884), (39, 48170680), (40, 46966413), (52, 36128010), (60, 31310942), (65, 28902408), (78, 24085340), (104, 18064005), (120, 15655471), (130, 14451204), (156, 12042670), (195, 9634136), (260, 7225602), (312, 6021335), (390, 4817068), (520, 3612801), (780, 2408534), (797, 2357160), (1511, 1243320), (1560, 1204267), (1594, 1178580), (2391, 785720), (3022, 621660), (3188, 589290), (3985, 471432), (4533, 414440), (4782, 392860), (6044, 310830), (6376, 294645), (7555, 248664), (7970, 235716), (9066, 207220), (9564, 196430), (10361, 181320), (11955, 157144), (12088, 155415), (15110, 124332), (15940, 117858), (18132, 103610), (19128, 98215), (19643, 95640), (20722, 90660), (22665, 82888), (23910, 78572), (30220, 62166), (31083, 60440), (31880, 58929), (36264, 51805), (39286, 47820), (41444, 45330)]