880946920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:212

約数の個数: 256

約数和(自身を含む): 2519424000

約数和(自身を除く): 1638477080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 29, 35, 40, 46, 53, 56, 58, 70, 89, 92, 106, 115, 116, 140, 145, 161, 178, 184, 203, 212, 230, 232, 265, 280, 290, 322, 356, 371, 406, 424, 445, 460, 530, 580, 623, 644, 667, 712, 742, 805, 812, 890, 920, 1015, 1060, 1160, 1219, 1246, 1288, 1334, 1484, 1537, 1610, 1624, 1780, 1855, 2030, 2047, 2120, 2438, 2492, 2581, 2668, 2968, 3074, 3115, 3220, 3335, 3560, 3710, 4060, 4094, 4669, 4717, 4876, 4984, 5162, 5336, 6095, 6148, 6230, 6440, 6670, 7420, 7685, 8120, 8188, 8533, 9338, 9434, 9752, 10235, 10324, 10759, 12190, 12296, 12460, 12905, 13340, 14329, 14840, 15370, 16376, 17066, 18067, 18676, 18868, 20470, 20648, 21518, 23345, 23585, 24380, 24920, 25810, 26680, 28658, 30740, 33019, 34132, 35351, 36134, 37352, 37736, 40940, 42665, 43036, 46690, 47170, 48760, 51620, 53795, 57316, 59363, 61480, 66038, 68264, 70702, 71645, 72268, 81880, 85330, 86072, 90335, 93380, 94340, 103240, 107590, 108491, 114632, 118726, 132076, 136793, 141404, 143290, 144536, 165095, 170660, 176755, 180670, 186760, 188680, 215180, 216982, 237452, 247457, 264152, 273586, 282808, 286580, 296815, 330190, 341320, 353510, 361340, 415541, 430360, 433964, 474904, 494914, 542455, 547172, 573160, 593630, 660380, 683965, 707020, 722680, 759437, 831082, 867928, 957551, 989828, 1084910, 1094344, 1187260, 1237285, 1320760, 1367930, 1414040, 1518874, 1662164, 1915102, 1979656, 2077705, 2169820, 2374520, 2474570, 2735860, 3037748, 3146239, 3324328, 3797185, 3830204, 4155410, 4339640, 4787755, 4949140, 5471720, 6075496, 6292478, 7594370, 7660408, 8310820, 9575510, 9898280, 12584956, 15188740, 15731195, 16621640, 19151020, 22023673, 25169912, 30377480, 31462390, 38302040, 44047346, 62924780, 88094692, 110118365, 125849560, 176189384, 220236730, 440473460, 880946920]

約数ペア:

[(1, 880946920), (2, 440473460), (4, 220236730), (5, 176189384), (7, 125849560), (8, 110118365), (10, 88094692), (14, 62924780), (20, 44047346), (23, 38302040), (28, 31462390), (29, 30377480), (35, 25169912), (40, 22023673), (46, 19151020), (53, 16621640), (56, 15731195), (58, 15188740), (70, 12584956), (89, 9898280), (92, 9575510), (106, 8310820), (115, 7660408), (116, 7594370), (140, 6292478), (145, 6075496), (161, 5471720), (178, 4949140), (184, 4787755), (203, 4339640), (212, 4155410), (230, 3830204), (232, 3797185), (265, 3324328), (280, 3146239), (290, 3037748), (322, 2735860), (356, 2474570), (371, 2374520), (406, 2169820), (424, 2077705), (445, 1979656), (460, 1915102), (530, 1662164), (580, 1518874), (623, 1414040), (644, 1367930), (667, 1320760), (712, 1237285), (742, 1187260), (805, 1094344), (812, 1084910), (890, 989828), (920, 957551), (1015, 867928), (1060, 831082), (1160, 759437), (1219, 722680), (1246, 707020), (1288, 683965), (1334, 660380), (1484, 593630), (1537, 573160), (1610, 547172), (1624, 542455), (1780, 494914), (1855, 474904), (2030, 433964), (2047, 430360), (2120, 415541), (2438, 361340), (2492, 353510), (2581, 341320), (2668, 330190), (2968, 296815), (3074, 286580), (3115, 282808), (3220, 273586), (3335, 264152), (3560, 247457), (3710, 237452), (4060, 216982), (4094, 215180), (4669, 188680), (4717, 186760), (4876, 180670), (4984, 176755), (5162, 170660), (5336, 165095), (6095, 144536), (6148, 143290), (6230, 141404), (6440, 136793), (6670, 132076), (7420, 118726), (7685, 114632), (8120, 108491), (8188, 107590), (8533, 103240), (9338, 94340), (9434, 93380), (9752, 90335), (10235, 86072), (10324, 85330), (10759, 81880), (12190, 72268), (12296, 71645), (12460, 70702), (12905, 68264), (13340, 66038), (14329, 61480), (14840, 59363), (15370, 57316), (16376, 53795), (17066, 51620), (18067, 48760), (18676, 47170), (18868, 46690), (20470, 43036), (20648, 42665), (21518, 40940), (23345, 37736), (23585, 37352), (24380, 36134), (24920, 35351), (25810, 34132), (26680, 33019), (28658, 30740)]