19769880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:98

約数の個数: 256

約数和(自身を含む): 72576000

約数和(自身を除く): 52806120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 23, 24, 26, 29, 30, 38, 39, 40, 46, 52, 57, 58, 60, 65, 69, 76, 78, 87, 92, 95, 104, 114, 115, 116, 120, 130, 138, 145, 152, 156, 174, 184, 190, 195, 228, 230, 232, 247, 260, 276, 285, 290, 299, 312, 345, 348, 377, 380, 390, 435, 437, 456, 460, 494, 520, 551, 552, 570, 580, 598, 667, 690, 696, 741, 754, 760, 780, 870, 874, 897, 920, 988, 1102, 1131, 1140, 1160, 1196, 1235, 1311, 1334, 1380, 1482, 1495, 1508, 1560, 1653, 1740, 1748, 1794, 1885, 1976, 2001, 2185, 2204, 2262, 2280, 2392, 2470, 2622, 2668, 2755, 2760, 2964, 2990, 3016, 3306, 3335, 3480, 3496, 3588, 3705, 3770, 4002, 4370, 4408, 4485, 4524, 4940, 5244, 5336, 5510, 5655, 5681, 5928, 5980, 6555, 6612, 6670, 7163, 7176, 7410, 7540, 8004, 8265, 8671, 8740, 8970, 9048, 9880, 10005, 10488, 11020, 11310, 11362, 11960, 12673, 13110, 13224, 13340, 14326, 14820, 15080, 16008, 16530, 17043, 17342, 17480, 17940, 20010, 21489, 22040, 22620, 22724, 25346, 26013, 26220, 26680, 28405, 28652, 29640, 33060, 34086, 34684, 35815, 35880, 38019, 40020, 42978, 43355, 45240, 45448, 50692, 52026, 52440, 56810, 57304, 63365, 66120, 68172, 69368, 71630, 76038, 80040, 85215, 85956, 86710, 101384, 104052, 107445, 113620, 126730, 130065, 136344, 143260, 152076, 164749, 170430, 171912, 173420, 190095, 208104, 214890, 227240, 253460, 260130, 286520, 304152, 329498, 340860, 346840, 380190, 429780, 494247, 506920, 520260, 658996, 681720, 760380, 823745, 859560, 988494, 1040520, 1317992, 1520760, 1647490, 1976988, 2471235, 3294980, 3953976, 4942470, 6589960, 9884940, 19769880]

約数ペア:

[(1, 19769880), (2, 9884940), (3, 6589960), (4, 4942470), (5, 3953976), (6, 3294980), (8, 2471235), (10, 1976988), (12, 1647490), (13, 1520760), (15, 1317992), (19, 1040520), (20, 988494), (23, 859560), (24, 823745), (26, 760380), (29, 681720), (30, 658996), (38, 520260), (39, 506920), (40, 494247), (46, 429780), (52, 380190), (57, 346840), (58, 340860), (60, 329498), (65, 304152), (69, 286520), (76, 260130), (78, 253460), (87, 227240), (92, 214890), (95, 208104), (104, 190095), (114, 173420), (115, 171912), (116, 170430), (120, 164749), (130, 152076), (138, 143260), (145, 136344), (152, 130065), (156, 126730), (174, 113620), (184, 107445), (190, 104052), (195, 101384), (228, 86710), (230, 85956), (232, 85215), (247, 80040), (260, 76038), (276, 71630), (285, 69368), (290, 68172), (299, 66120), (312, 63365), (345, 57304), (348, 56810), (377, 52440), (380, 52026), (390, 50692), (435, 45448), (437, 45240), (456, 43355), (460, 42978), (494, 40020), (520, 38019), (551, 35880), (552, 35815), (570, 34684), (580, 34086), (598, 33060), (667, 29640), (690, 28652), (696, 28405), (741, 26680), (754, 26220), (760, 26013), (780, 25346), (870, 22724), (874, 22620), (897, 22040), (920, 21489), (988, 20010), (1102, 17940), (1131, 17480), (1140, 17342), (1160, 17043), (1196, 16530), (1235, 16008), (1311, 15080), (1334, 14820), (1380, 14326), (1482, 13340), (1495, 13224), (1508, 13110), (1560, 12673), (1653, 11960), (1740, 11362), (1748, 11310), (1794, 11020), (1885, 10488), (1976, 10005), (2001, 9880), (2185, 9048), (2204, 8970), (2262, 8740), (2280, 8671), (2392, 8265), (2470, 8004), (2622, 7540), (2668, 7410), (2755, 7176), (2760, 7163), (2964, 6670), (2990, 6612), (3016, 6555), (3306, 5980), (3335, 5928), (3480, 5681), (3496, 5655), (3588, 5510), (3705, 5336), (3770, 5244), (4002, 4940), (4370, 4524), (4408, 4485)]