163960860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:321

約数の個数: 192

約数和(自身を含む): 554803200

約数和(自身を除く): 390842340

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 49, 60, 62, 70, 84, 93, 98, 105, 124, 140, 147, 155, 186, 196, 210, 217, 245, 257, 294, 310, 343, 372, 420, 434, 465, 490, 514, 588, 620, 651, 686, 735, 771, 868, 930, 980, 1028, 1029, 1085, 1285, 1302, 1372, 1470, 1519, 1542, 1715, 1799, 1860, 2058, 2170, 2570, 2604, 2940, 3038, 3084, 3255, 3430, 3598, 3855, 4116, 4340, 4557, 5140, 5145, 5397, 6076, 6510, 6860, 7196, 7595, 7710, 7967, 8995, 9114, 10290, 10633, 10794, 12593, 13020, 15190, 15420, 15934, 17990, 18228, 20580, 21266, 21588, 22785, 23901, 25186, 26985, 30380, 31868, 31899, 35980, 37779, 39835, 42532, 45570, 47802, 50372, 53165, 53970, 55769, 62965, 63798, 75558, 79670, 88151, 91140, 95604, 106330, 107940, 111538, 119505, 125930, 127596, 151116, 159340, 159495, 167307, 176302, 188895, 212660, 223076, 239010, 251860, 264453, 278845, 318990, 334614, 352604, 377790, 390383, 440755, 478020, 528906, 557690, 637980, 669228, 755580, 780766, 836535, 881510, 1057812, 1115380, 1171149, 1322265, 1561532, 1673070, 1763020, 1951915, 2342298, 2644530, 2732681, 3346140, 3903830, 4684596, 5289060, 5465362, 5855745, 7807660, 8198043, 10930724, 11711490, 13663405, 16396086, 23422980, 27326810, 32792172, 40990215, 54653620, 81980430, 163960860]

約数ペア:

[(1, 163960860), (2, 81980430), (3, 54653620), (4, 40990215), (5, 32792172), (6, 27326810), (7, 23422980), (10, 16396086), (12, 13663405), (14, 11711490), (15, 10930724), (20, 8198043), (21, 7807660), (28, 5855745), (30, 5465362), (31, 5289060), (35, 4684596), (42, 3903830), (49, 3346140), (60, 2732681), (62, 2644530), (70, 2342298), (84, 1951915), (93, 1763020), (98, 1673070), (105, 1561532), (124, 1322265), (140, 1171149), (147, 1115380), (155, 1057812), (186, 881510), (196, 836535), (210, 780766), (217, 755580), (245, 669228), (257, 637980), (294, 557690), (310, 528906), (343, 478020), (372, 440755), (420, 390383), (434, 377790), (465, 352604), (490, 334614), (514, 318990), (588, 278845), (620, 264453), (651, 251860), (686, 239010), (735, 223076), (771, 212660), (868, 188895), (930, 176302), (980, 167307), (1028, 159495), (1029, 159340), (1085, 151116), (1285, 127596), (1302, 125930), (1372, 119505), (1470, 111538), (1519, 107940), (1542, 106330), (1715, 95604), (1799, 91140), (1860, 88151), (2058, 79670), (2170, 75558), (2570, 63798), (2604, 62965), (2940, 55769), (3038, 53970), (3084, 53165), (3255, 50372), (3430, 47802), (3598, 45570), (3855, 42532), (4116, 39835), (4340, 37779), (4557, 35980), (5140, 31899), (5145, 31868), (5397, 30380), (6076, 26985), (6510, 25186), (6860, 23901), (7196, 22785), (7595, 21588), (7710, 21266), (7967, 20580), (8995, 18228), (9114, 17990), (10290, 15934), (10633, 15420), (10794, 15190), (12593, 13020)]