About the Number

2180079720

2180079719 ← → 2180079721

2進数表記:10000001111100010110000001101000

漢数字表記:二十一億八千七万九千七百二十

素因数分解:

2 3 × 3 2 × 5 1 × 7 1 × 13 2 × 5119 1

素因数の和:5169
約数の個数: 288
約数和(自身を含む): 8769945600
約数和(自身を除く): 6589865880

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 52, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 117, 120, 126, 130, 140, 156, 168, 169, 180, 182, 195, 210, 234, 252, 260, 273, 280, 312, 315, 338, 360, 364, 390, 420, 455, 468, 504, 507, 520, 546, 585, 630, 676, 728, 780, 819, 840, 845, 910, 936, 1014, 1092, 1170, 1183, 1260, 1352, 1365, 1521, 1560, 1638, 1690, 1820, 2028, 2184, 2340, 2366, 2520, 2535, 2730, 3042, 3276, 3380, 3549, 3640, 4056, 4095, 4680, 4732, 5070, 5119, 5460, 5915, 6084, 6552, 6760, 7098, 7605, 8190, 9464, 10140, 10238, 10647, 10920, 11830, 12168, 14196, 15210, 15357, 16380, 17745, 20280, 20476, 21294, 23660, 25595, 28392, 30420, 30714, 32760, 35490, 35833, 40952, 42588, 46071, 47320, 51190, 53235, 60840, 61428, 66547, 70980, 71666, 76785, 85176, 92142, 102380, 106470, 107499, 122856, 133094, 141960, 143332, 153570, 179165, 184284, 199641, 204760, 212940, 214998, 230355, 266188, 286664, 307140, 322497, 332735, 358330, 368568, 399282, 425880, 429996, 460710, 465829, 532376, 537495, 598923, 614280, 644994, 665470, 716660, 798564, 859992, 865111, 921420, 931658, 998205, 1074990, 1197846, 1289988, 1330940, 1397487, 1433320, 1597128, 1612485, 1730222, 1842840, 1863316, 1996410, 2149980, 2329145, 2395692, 2579976, 2595333, 2661880, 2794974, 2994615, 3224970, 3460444, 3726632, 3992820, 4192461, 4299960, 4325555, 4658290, 4791384, 5190666, 5589948, 5989230, 6055777, 6449940, 6920888, 6987435, 7785999, 7985640, 8384922, 8651110, 9316580, 10381332, 11179896, 11978460, 12111554, 12899880, 12976665, 13974870, 15571998, 16769844, 17302220, 18167331, 18633160, 20762664, 20962305, 23956920, 24223108, 25953330, 27949740, 30278885, 31143996, 33539688, 34604440, 36334662, 38929995, 41924610, 48446216, 51906660, 54501993, 55899480, 60557770, 62287992, 72669324, 77859990, 83849220, 90836655, 103813320, 109003986, 121115540, 145338648, 155719980, 167698440, 181673310, 218007972, 242231080, 272509965, 311439960, 363346620, 436015944, 545019930, 726693240, 1090039860, 2180079720]

約数ペア:
[(1, 2180079720), (2, 1090039860), (3, 726693240), (4, 545019930), (5, 436015944), (6, 363346620), (7, 311439960), (8, 272509965), (9, 242231080), (10, 218007972), (12, 181673310), (13, 167698440), (14, 155719980), (15, 145338648), (18, 121115540), (20, 109003986), (21, 103813320), (24, 90836655), (26, 83849220), (28, 77859990), (30, 72669324), (35, 62287992), (36, 60557770), (39, 55899480), (40, 54501993), (42, 51906660), (45, 48446216), (52, 41924610), (56, 38929995), (60, 36334662), (63, 34604440), (65, 33539688), (70, 31143996), (72, 30278885), (78, 27949740), (84, 25953330), (90, 24223108), (91, 23956920), (104, 20962305), (105, 20762664), (117, 18633160), (120, 18167331), (126, 17302220), (130, 16769844), (140, 15571998), (156, 13974870), (168, 12976665), (169, 12899880), (180, 12111554), (182, 11978460), (195, 11179896), (210, 10381332), (234, 9316580), (252, 8651110), (260, 8384922), (273, 7985640), (280, 7785999), (312, 6987435), (315, 6920888), (338, 6449940), (360, 6055777), (364, 5989230), (390, 5589948), (420, 5190666), (455, 4791384), (468, 4658290), (504, 4325555), (507, 4299960), (520, 4192461), (546, 3992820), (585, 3726632), (630, 3460444), (676, 3224970), (728, 2994615), (780, 2794974), (819, 2661880), (840, 2595333), (845, 2579976), (910, 2395692), (936, 2329145), (1014, 2149980), (1092, 1996410), (1170, 1863316), (1183, 1842840), (1260, 1730222), (1352, 1612485), (1365, 1597128), (1521, 1433320), (1560, 1397487), (1638, 1330940), (1690, 1289988), (1820, 1197846), (2028, 1074990), (2184, 998205), (2340, 931658), (2366, 921420), (2520, 865111), (2535, 859992), (2730, 798564), (3042, 716660), (3276, 665470), (3380, 644994), (3549, 614280), (3640, 598923), (4056, 537495), (4095, 532376), (4680, 465829), (4732, 460710), (5070, 429996), (5119, 425880), (5460, 399282), (5915, 368568), (6084, 358330), (6552, 332735), (6760, 322497), (7098, 307140), (7605, 286664), (8190, 266188), (9464, 230355), (10140, 214998), (10238, 212940), (10647, 204760), (10920, 199641), (11830, 184284), (12168, 179165), (14196, 153570), (15210, 143332), (15357, 141960), (16380, 133094), (17745, 122856), (20280, 107499), (20476, 106470), (21294, 102380), (23660, 92142), (25595, 85176), (28392, 76785), (30420, 71666), (30714, 70980), (32760, 66547), (35490, 61428), (35833, 60840), (40952, 53235), (42588, 51190), (46071, 47320)]

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