2015000520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{7643}}^1$

素因数の和:7696

約数の個数: 128

約数和(自身を含む): 6549379200

約数和(自身を除く): 4534378680

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, 169, 195, 260, 312, 338, 390, 507, 520, 676, 780, 845, 1014, 1352, 1560, 1690, 2028, 2197, 2535, 3380, 4056, 4394, 5070, 6591, 6760, 7643, 8788, 10140, 10985, 13182, 15286, 17576, 20280, 21970, 22929, 26364, 30572, 32955, 38215, 43940, 45858, 52728, 61144, 65910, 76430, 87880, 91716, 99359, 114645, 131820, 152860, 183432, 198718, 229290, 263640, 298077, 305720, 397436, 458580, 496795, 596154, 794872, 917160, 993590, 1192308, 1291667, 1490385, 1987180, 2384616, 2583334, 2980770, 3875001, 3974360, 5166668, 5961540, 6458335, 7750002, 10333336, 11923080, 12916670, 15500004, 16791671, 19375005, 25833340, 31000008, 33583342, 38750010, 50375013, 51666680, 67166684, 77500020, 83958355, 100750026, 134333368, 155000040, 167916710, 201500052, 251875065, 335833420, 403000104, 503750130, 671666840, 1007500260, 2015000520]

約数ペア:

[(1, 2015000520), (2, 1007500260), (3, 671666840), (4, 503750130), (5, 403000104), (6, 335833420), (8, 251875065), (10, 201500052), (12, 167916710), (13, 155000040), (15, 134333368), (20, 100750026), (24, 83958355), (26, 77500020), (30, 67166684), (39, 51666680), (40, 50375013), (52, 38750010), (60, 33583342), (65, 31000008), (78, 25833340), (104, 19375005), (120, 16791671), (130, 15500004), (156, 12916670), (169, 11923080), (195, 10333336), (260, 7750002), (312, 6458335), (338, 5961540), (390, 5166668), (507, 3974360), (520, 3875001), (676, 2980770), (780, 2583334), (845, 2384616), (1014, 1987180), (1352, 1490385), (1560, 1291667), (1690, 1192308), (2028, 993590), (2197, 917160), (2535, 794872), (3380, 596154), (4056, 496795), (4394, 458580), (5070, 397436), (6591, 305720), (6760, 298077), (7643, 263640), (8788, 229290), (10140, 198718), (10985, 183432), (13182, 152860), (15286, 131820), (17576, 114645), (20280, 99359), (21970, 91716), (22929, 87880), (26364, 76430), (30572, 65910), (32955, 61144), (38215, 52728), (43940, 45858)]