1565720520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{20483}}^1$

素因数の和:20524

約数の個数: 192

約数和(自身を含む): 5884643520

約数和(自身を除く): 4318923000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 49, 52, 56, 60, 65, 70, 78, 84, 91, 98, 104, 105, 120, 130, 140, 147, 156, 168, 182, 195, 196, 210, 245, 260, 273, 280, 294, 312, 364, 390, 392, 420, 455, 490, 520, 546, 588, 637, 728, 735, 780, 840, 910, 980, 1092, 1176, 1274, 1365, 1470, 1560, 1820, 1911, 1960, 2184, 2548, 2730, 2940, 3185, 3640, 3822, 5096, 5460, 5880, 6370, 7644, 9555, 10920, 12740, 15288, 19110, 20483, 25480, 38220, 40966, 61449, 76440, 81932, 102415, 122898, 143381, 163864, 204830, 245796, 266279, 286762, 307245, 409660, 430143, 491592, 532558, 573524, 614490, 716905, 798837, 819320, 860286, 1003667, 1065116, 1147048, 1228980, 1331395, 1433810, 1597674, 1720572, 1863953, 2007334, 2130232, 2150715, 2457960, 2662790, 2867620, 3011001, 3195348, 3441144, 3727906, 3994185, 4014668, 4301430, 5018335, 5325580, 5591859, 5735240, 6022002, 6390696, 7455812, 7988370, 8029336, 8602860, 9319765, 10036670, 10651160, 11183718, 12044004, 13047671, 14911624, 15055005, 15976740, 17205720, 18639530, 20073340, 22367436, 24088008, 26095342, 27959295, 30110010, 31953480, 37279060, 39143013, 40146680, 44734872, 52190684, 55918590, 60220020, 65238355, 74558120, 78286026, 104381368, 111837180, 120440040, 130476710, 156572052, 195715065, 223674360, 260953420, 313144104, 391430130, 521906840, 782860260, 1565720520]

約数ペア:

[(1, 1565720520), (2, 782860260), (3, 521906840), (4, 391430130), (5, 313144104), (6, 260953420), (7, 223674360), (8, 195715065), (10, 156572052), (12, 130476710), (13, 120440040), (14, 111837180), (15, 104381368), (20, 78286026), (21, 74558120), (24, 65238355), (26, 60220020), (28, 55918590), (30, 52190684), (35, 44734872), (39, 40146680), (40, 39143013), (42, 37279060), (49, 31953480), (52, 30110010), (56, 27959295), (60, 26095342), (65, 24088008), (70, 22367436), (78, 20073340), (84, 18639530), (91, 17205720), (98, 15976740), (104, 15055005), (105, 14911624), (120, 13047671), (130, 12044004), (140, 11183718), (147, 10651160), (156, 10036670), (168, 9319765), (182, 8602860), (195, 8029336), (196, 7988370), (210, 7455812), (245, 6390696), (260, 6022002), (273, 5735240), (280, 5591859), (294, 5325580), (312, 5018335), (364, 4301430), (390, 4014668), (392, 3994185), (420, 3727906), (455, 3441144), (490, 3195348), (520, 3011001), (546, 2867620), (588, 2662790), (637, 2457960), (728, 2150715), (735, 2130232), (780, 2007334), (840, 1863953), (910, 1720572), (980, 1597674), (1092, 1433810), (1176, 1331395), (1274, 1228980), (1365, 1147048), (1470, 1065116), (1560, 1003667), (1820, 860286), (1911, 819320), (1960, 798837), (2184, 716905), (2548, 614490), (2730, 573524), (2940, 532558), (3185, 491592), (3640, 430143), (3822, 409660), (5096, 307245), (5460, 286762), (5880, 266279), (6370, 245796), (7644, 204830), (9555, 163864), (10920, 143381), (12740, 122898), (15288, 102415), (19110, 81932), (20483, 76440), (25480, 61449), (38220, 40966)]