1880397480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{563}}^1\times {\mathrm{2141}}^1$

素因数の和:2731

約数の個数: 128

約数和(自身を含む): 6088763520

約数和(自身を除く): 4208366040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 563, 780, 1126, 1560, 1689, 2141, 2252, 2815, 3378, 4282, 4504, 5630, 6423, 6756, 7319, 8445, 8564, 10705, 11260, 12846, 13512, 14638, 16890, 17128, 21410, 21957, 22520, 25692, 27833, 29276, 32115, 33780, 36595, 42820, 43914, 51384, 55666, 58552, 64230, 67560, 73190, 83499, 85640, 87828, 109785, 111332, 128460, 139165, 146380, 166998, 175656, 219570, 222664, 256920, 278330, 292760, 333996, 417495, 439140, 556660, 667992, 834990, 878280, 1113320, 1205383, 1669980, 2410766, 3339960, 3616149, 4821532, 6026915, 7232298, 9643064, 12053830, 14464596, 15669979, 18080745, 24107660, 28929192, 31339958, 36161490, 47009937, 48215320, 62679916, 72322980, 78349895, 94019874, 125359832, 144645960, 156699790, 188039748, 235049685, 313399580, 376079496, 470099370, 626799160, 940198740, 1880397480]

約数ペア:

[(1, 1880397480), (2, 940198740), (3, 626799160), (4, 470099370), (5, 376079496), (6, 313399580), (8, 235049685), (10, 188039748), (12, 156699790), (13, 144645960), (15, 125359832), (20, 94019874), (24, 78349895), (26, 72322980), (30, 62679916), (39, 48215320), (40, 47009937), (52, 36161490), (60, 31339958), (65, 28929192), (78, 24107660), (104, 18080745), (120, 15669979), (130, 14464596), (156, 12053830), (195, 9643064), (260, 7232298), (312, 6026915), (390, 4821532), (520, 3616149), (563, 3339960), (780, 2410766), (1126, 1669980), (1560, 1205383), (1689, 1113320), (2141, 878280), (2252, 834990), (2815, 667992), (3378, 556660), (4282, 439140), (4504, 417495), (5630, 333996), (6423, 292760), (6756, 278330), (7319, 256920), (8445, 222664), (8564, 219570), (10705, 175656), (11260, 166998), (12846, 146380), (13512, 139165), (14638, 128460), (16890, 111332), (17128, 109785), (21410, 87828), (21957, 85640), (22520, 83499), (25692, 73190), (27833, 67560), (29276, 64230), (32115, 58552), (33780, 55666), (36595, 51384), (42820, 43914)]