164288880

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{881}}^1$

素因数の和:944

約数の個数: 240

約数和(自身を含む): 648333504

約数和(自身を除く): 484044624

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 37, 40, 42, 45, 48, 56, 60, 63, 70, 72, 74, 80, 84, 90, 105, 111, 112, 120, 126, 140, 144, 148, 168, 180, 185, 210, 222, 240, 252, 259, 280, 296, 315, 333, 336, 360, 370, 420, 444, 504, 518, 555, 560, 592, 630, 666, 720, 740, 777, 840, 881, 888, 1008, 1036, 1110, 1260, 1295, 1332, 1480, 1554, 1665, 1680, 1762, 1776, 2072, 2220, 2331, 2520, 2590, 2643, 2664, 2960, 3108, 3330, 3524, 3885, 4144, 4405, 4440, 4662, 5040, 5180, 5286, 5328, 6167, 6216, 6660, 7048, 7770, 7929, 8810, 8880, 9324, 10360, 10572, 11655, 12334, 12432, 13215, 13320, 14096, 15540, 15858, 17620, 18501, 18648, 20720, 21144, 23310, 24668, 26430, 26640, 30835, 31080, 31716, 32597, 35240, 37002, 37296, 39645, 42288, 46620, 49336, 52860, 55503, 61670, 62160, 63432, 65194, 70480, 74004, 79290, 92505, 93240, 97791, 98672, 105720, 111006, 123340, 126864, 130388, 148008, 158580, 162985, 185010, 186480, 195582, 211440, 222012, 228179, 246680, 260776, 277515, 293373, 296016, 317160, 325970, 370020, 391164, 444024, 456358, 488955, 493360, 521552, 555030, 586746, 634320, 651940, 684537, 740040, 782328, 888048, 912716, 977910, 1110060, 1140895, 1173492, 1303880, 1369074, 1466865, 1480080, 1564656, 1825432, 1955820, 2053611, 2220120, 2281790, 2346984, 2607760, 2738148, 2933730, 3422685, 3650864, 3911640, 4107222, 4440240, 4563580, 4693968, 5476296, 5867460, 6845370, 7823280, 8214444, 9127160, 10268055, 10952592, 11734920, 13690740, 16428888, 18254320, 20536110, 23469840, 27381480, 32857776, 41072220, 54762960, 82144440, 164288880]

約数ペア:

[(1, 164288880), (2, 82144440), (3, 54762960), (4, 41072220), (5, 32857776), (6, 27381480), (7, 23469840), (8, 20536110), (9, 18254320), (10, 16428888), (12, 13690740), (14, 11734920), (15, 10952592), (16, 10268055), (18, 9127160), (20, 8214444), (21, 7823280), (24, 6845370), (28, 5867460), (30, 5476296), (35, 4693968), (36, 4563580), (37, 4440240), (40, 4107222), (42, 3911640), (45, 3650864), (48, 3422685), (56, 2933730), (60, 2738148), (63, 2607760), (70, 2346984), (72, 2281790), (74, 2220120), (80, 2053611), (84, 1955820), (90, 1825432), (105, 1564656), (111, 1480080), (112, 1466865), (120, 1369074), (126, 1303880), (140, 1173492), (144, 1140895), (148, 1110060), (168, 977910), (180, 912716), (185, 888048), (210, 782328), (222, 740040), (240, 684537), (252, 651940), (259, 634320), (280, 586746), (296, 555030), (315, 521552), (333, 493360), (336, 488955), (360, 456358), (370, 444024), (420, 391164), (444, 370020), (504, 325970), (518, 317160), (555, 296016), (560, 293373), (592, 277515), (630, 260776), (666, 246680), (720, 228179), (740, 222012), (777, 211440), (840, 195582), (881, 186480), (888, 185010), (1008, 162985), (1036, 158580), (1110, 148008), (1260, 130388), (1295, 126864), (1332, 123340), (1480, 111006), (1554, 105720), (1665, 98672), (1680, 97791), (1762, 93240), (1776, 92505), (2072, 79290), (2220, 74004), (2331, 70480), (2520, 65194), (2590, 63432), (2643, 62160), (2664, 61670), (2960, 55503), (3108, 52860), (3330, 49336), (3524, 46620), (3885, 42288), (4144, 39645), (4405, 37296), (4440, 37002), (4662, 35240), (5040, 32597), (5180, 31716), (5286, 31080), (5328, 30835), (6167, 26640), (6216, 26430), (6660, 24668), (7048, 23310), (7770, 21144), (7929, 20720), (8810, 18648), (8880, 18501), (9324, 17620), (10360, 15858), (10572, 15540), (11655, 14096), (12334, 13320), (12432, 13215)]