720714840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:310

約数の個数: 192

約数和(自身を含む): 2317455360

約数和(自身を除く): 1596740520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 127, 131, 152, 190, 228, 254, 262, 285, 361, 380, 381, 393, 456, 508, 524, 570, 635, 655, 722, 760, 762, 786, 1016, 1048, 1083, 1140, 1270, 1310, 1444, 1524, 1572, 1805, 1905, 1965, 2166, 2280, 2413, 2489, 2540, 2620, 2888, 3048, 3144, 3610, 3810, 3930, 4332, 4826, 4978, 5080, 5240, 5415, 7220, 7239, 7467, 7620, 7860, 8664, 9652, 9956, 10830, 12065, 12445, 14440, 14478, 14934, 15240, 15720, 16637, 19304, 19912, 21660, 24130, 24890, 28956, 29868, 33274, 36195, 37335, 43320, 45847, 47291, 48260, 49780, 49911, 57912, 59736, 66548, 72390, 74670, 83185, 91694, 94582, 96520, 99560, 99822, 133096, 137541, 141873, 144780, 149340, 166370, 183388, 189164, 199644, 229235, 236455, 249555, 275082, 283746, 289560, 298680, 316103, 332740, 366776, 378328, 399288, 458470, 472910, 499110, 550164, 567492, 632206, 665480, 687705, 709365, 916940, 945820, 948309, 998220, 1100328, 1134984, 1264412, 1375410, 1418730, 1580515, 1833880, 1891640, 1896618, 1996440, 2528824, 2750820, 2837460, 3161030, 3793236, 4741545, 5501640, 5674920, 6005957, 6322060, 7586472, 9483090, 12011914, 12644120, 18017871, 18966180, 24023828, 30029785, 36035742, 37932360, 48047656, 60059570, 72071484, 90089355, 120119140, 144142968, 180178710, 240238280, 360357420, 720714840]

約数ペア:

[(1, 720714840), (2, 360357420), (3, 240238280), (4, 180178710), (5, 144142968), (6, 120119140), (8, 90089355), (10, 72071484), (12, 60059570), (15, 48047656), (19, 37932360), (20, 36035742), (24, 30029785), (30, 24023828), (38, 18966180), (40, 18017871), (57, 12644120), (60, 12011914), (76, 9483090), (95, 7586472), (114, 6322060), (120, 6005957), (127, 5674920), (131, 5501640), (152, 4741545), (190, 3793236), (228, 3161030), (254, 2837460), (262, 2750820), (285, 2528824), (361, 1996440), (380, 1896618), (381, 1891640), (393, 1833880), (456, 1580515), (508, 1418730), (524, 1375410), (570, 1264412), (635, 1134984), (655, 1100328), (722, 998220), (760, 948309), (762, 945820), (786, 916940), (1016, 709365), (1048, 687705), (1083, 665480), (1140, 632206), (1270, 567492), (1310, 550164), (1444, 499110), (1524, 472910), (1572, 458470), (1805, 399288), (1905, 378328), (1965, 366776), (2166, 332740), (2280, 316103), (2413, 298680), (2489, 289560), (2540, 283746), (2620, 275082), (2888, 249555), (3048, 236455), (3144, 229235), (3610, 199644), (3810, 189164), (3930, 183388), (4332, 166370), (4826, 149340), (4978, 144780), (5080, 141873), (5240, 137541), (5415, 133096), (7220, 99822), (7239, 99560), (7467, 96520), (7620, 94582), (7860, 91694), (8664, 83185), (9652, 74670), (9956, 72390), (10830, 66548), (12065, 59736), (12445, 57912), (14440, 49911), (14478, 49780), (14934, 48260), (15240, 47291), (15720, 45847), (16637, 43320), (19304, 37335), (19912, 36195), (21660, 33274), (24130, 29868), (24890, 28956)]