21725565517320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{463}}^1\times {\mathrm{55861271}}^1$

素因数の和:55861755

約数の個数: 128

約数和(自身を含む): 74648534999040

約数和(自身を除く): 52922969481720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 463, 840, 926, 1389, 1852, 2315, 2778, 3241, 3704, 4630, 5556, 6482, 6945, 9260, 9723, 11112, 12964, 13890, 16205, 18520, 19446, 25928, 27780, 32410, 38892, 48615, 55560, 64820, 77784, 97230, 129640, 194460, 388920, 55861271, 111722542, 167583813, 223445084, 279306355, 335167626, 391028897, 446890168, 558612710, 670335252, 782057794, 837919065, 1117225420, 1173086691, 1340670504, 1564115588, 1675838130, 1955144485, 2234450840, 2346173382, 3128231176, 3351676260, 3910288970, 4692346764, 5865433455, 6703352520, 7820577940, 9384693528, 11730866910, 15641155880, 23461733820, 25863768473, 46923467640, 51727536946, 77591305419, 103455073892, 129318842365, 155182610838, 181046379311, 206910147784, 258637684730, 310365221676, 362092758622, 387956527095, 517275369460, 543139137933, 620730443352, 724185517244, 775913054190, 905231896555, 1034550738920, 1086278275866, 1448371034488, 1551826108380, 1810463793110, 2172556551732, 2715695689665, 3103652216760, 3620927586220, 4345113103464, 5431391379330, 7241855172440, 10862782758660, 21725565517320]

約数ペア:

[(1, 21725565517320), (2, 10862782758660), (3, 7241855172440), (4, 5431391379330), (5, 4345113103464), (6, 3620927586220), (7, 3103652216760), (8, 2715695689665), (10, 2172556551732), (12, 1810463793110), (14, 1551826108380), (15, 1448371034488), (20, 1086278275866), (21, 1034550738920), (24, 905231896555), (28, 775913054190), (30, 724185517244), (35, 620730443352), (40, 543139137933), (42, 517275369460), (56, 387956527095), (60, 362092758622), (70, 310365221676), (84, 258637684730), (105, 206910147784), (120, 181046379311), (140, 155182610838), (168, 129318842365), (210, 103455073892), (280, 77591305419), (420, 51727536946), (463, 46923467640), (840, 25863768473), (926, 23461733820), (1389, 15641155880), (1852, 11730866910), (2315, 9384693528), (2778, 7820577940), (3241, 6703352520), (3704, 5865433455), (4630, 4692346764), (5556, 3910288970), (6482, 3351676260), (6945, 3128231176), (9260, 2346173382), (9723, 2234450840), (11112, 1955144485), (12964, 1675838130), (13890, 1564115588), (16205, 1340670504), (18520, 1173086691), (19446, 1117225420), (25928, 837919065), (27780, 782057794), (32410, 670335252), (38892, 558612710), (48615, 446890168), (55560, 391028897), (64820, 335167626), (77784, 279306355), (97230, 223445084), (129640, 167583813), (194460, 111722542), (388920, 55861271)]