620784920

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{601}}^1$

素因数の和:674

約数の個数: 192

約数和(自身を含む): 1778837760

約数和(自身を除く): 1158052840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 31, 34, 35, 40, 49, 56, 62, 68, 70, 85, 98, 119, 124, 136, 140, 155, 170, 196, 217, 238, 245, 248, 280, 310, 340, 392, 434, 476, 490, 527, 595, 601, 620, 680, 833, 868, 952, 980, 1054, 1085, 1190, 1202, 1240, 1519, 1666, 1736, 1960, 2108, 2170, 2380, 2404, 2635, 3005, 3038, 3332, 3689, 4165, 4207, 4216, 4340, 4760, 4808, 5270, 6010, 6076, 6664, 7378, 7595, 8330, 8414, 8680, 10217, 10540, 12020, 12152, 14756, 15190, 16660, 16828, 18445, 18631, 20434, 21035, 21080, 24040, 25823, 29449, 29512, 30380, 33320, 33656, 36890, 37262, 40868, 42070, 51085, 51646, 58898, 60760, 71519, 73780, 74524, 81736, 84140, 93155, 102170, 103292, 117796, 129115, 130417, 143038, 147245, 147560, 149048, 168280, 186310, 204340, 206584, 235592, 258230, 260834, 286076, 294490, 316727, 357595, 372620, 408680, 500633, 516460, 521668, 572152, 588980, 633454, 652085, 715190, 745240, 912919, 1001266, 1032920, 1043336, 1177960, 1266908, 1304170, 1430380, 1583635, 1825838, 2002532, 2217089, 2503165, 2533816, 2608340, 2860760, 3167270, 3651676, 4005064, 4434178, 4564595, 5006330, 5216680, 6334540, 7303352, 8868356, 9129190, 10012660, 11085445, 12669080, 15519623, 17736712, 18258380, 20025320, 22170890, 31039246, 36516760, 44341780, 62078492, 77598115, 88683560, 124156984, 155196230, 310392460, 620784920]

約数ペア:

[(1, 620784920), (2, 310392460), (4, 155196230), (5, 124156984), (7, 88683560), (8, 77598115), (10, 62078492), (14, 44341780), (17, 36516760), (20, 31039246), (28, 22170890), (31, 20025320), (34, 18258380), (35, 17736712), (40, 15519623), (49, 12669080), (56, 11085445), (62, 10012660), (68, 9129190), (70, 8868356), (85, 7303352), (98, 6334540), (119, 5216680), (124, 5006330), (136, 4564595), (140, 4434178), (155, 4005064), (170, 3651676), (196, 3167270), (217, 2860760), (238, 2608340), (245, 2533816), (248, 2503165), (280, 2217089), (310, 2002532), (340, 1825838), (392, 1583635), (434, 1430380), (476, 1304170), (490, 1266908), (527, 1177960), (595, 1043336), (601, 1032920), (620, 1001266), (680, 912919), (833, 745240), (868, 715190), (952, 652085), (980, 633454), (1054, 588980), (1085, 572152), (1190, 521668), (1202, 516460), (1240, 500633), (1519, 408680), (1666, 372620), (1736, 357595), (1960, 316727), (2108, 294490), (2170, 286076), (2380, 260834), (2404, 258230), (2635, 235592), (3005, 206584), (3038, 204340), (3332, 186310), (3689, 168280), (4165, 149048), (4207, 147560), (4216, 147245), (4340, 143038), (4760, 130417), (4808, 129115), (5270, 117796), (6010, 103292), (6076, 102170), (6664, 93155), (7378, 84140), (7595, 81736), (8330, 74524), (8414, 73780), (8680, 71519), (10217, 60760), (10540, 58898), (12020, 51646), (12152, 51085), (14756, 42070), (15190, 40868), (16660, 37262), (16828, 36890), (18445, 33656), (18631, 33320), (20434, 30380), (21035, 29512), (21080, 29449), (24040, 25823)]