53881380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:219

約数の個数: 216

約数和(自身を含む): 196068600

約数和(自身を除く): 142187220

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 41, 42, 45, 49, 60, 63, 70, 82, 84, 90, 98, 105, 123, 126, 140, 147, 149, 164, 180, 196, 205, 210, 245, 246, 252, 287, 294, 298, 315, 369, 410, 420, 441, 447, 490, 492, 574, 588, 596, 615, 630, 735, 738, 745, 820, 861, 882, 894, 980, 1043, 1148, 1230, 1260, 1341, 1435, 1470, 1476, 1490, 1722, 1764, 1788, 1845, 2009, 2086, 2205, 2235, 2460, 2583, 2682, 2870, 2940, 2980, 3129, 3444, 3690, 4018, 4172, 4305, 4410, 4470, 5166, 5215, 5364, 5740, 6027, 6109, 6258, 6705, 7301, 7380, 8036, 8610, 8820, 8940, 9387, 10045, 10332, 10430, 12054, 12218, 12516, 12915, 13410, 14602, 15645, 17220, 18081, 18327, 18774, 20090, 20860, 21903, 24108, 24436, 25830, 26820, 29204, 30135, 30545, 31290, 36162, 36505, 36654, 37548, 40180, 42763, 43806, 46935, 51660, 54981, 60270, 61090, 62580, 65709, 72324, 73010, 73308, 85526, 87612, 90405, 91635, 93870, 109515, 109962, 120540, 122180, 128289, 131418, 146020, 171052, 180810, 183270, 187740, 213815, 219030, 219924, 256578, 262836, 274905, 299341, 328545, 361620, 366540, 384867, 427630, 438060, 513156, 549810, 598682, 641445, 657090, 769734, 855260, 898023, 1099620, 1197364, 1282890, 1314180, 1496705, 1539468, 1796046, 1924335, 2565780, 2694069, 2993410, 3592092, 3848670, 4490115, 5388138, 5986820, 7697340, 8980230, 10776276, 13470345, 17960460, 26940690, 53881380]

約数ペア:

[(1, 53881380), (2, 26940690), (3, 17960460), (4, 13470345), (5, 10776276), (6, 8980230), (7, 7697340), (9, 5986820), (10, 5388138), (12, 4490115), (14, 3848670), (15, 3592092), (18, 2993410), (20, 2694069), (21, 2565780), (28, 1924335), (30, 1796046), (35, 1539468), (36, 1496705), (41, 1314180), (42, 1282890), (45, 1197364), (49, 1099620), (60, 898023), (63, 855260), (70, 769734), (82, 657090), (84, 641445), (90, 598682), (98, 549810), (105, 513156), (123, 438060), (126, 427630), (140, 384867), (147, 366540), (149, 361620), (164, 328545), (180, 299341), (196, 274905), (205, 262836), (210, 256578), (245, 219924), (246, 219030), (252, 213815), (287, 187740), (294, 183270), (298, 180810), (315, 171052), (369, 146020), (410, 131418), (420, 128289), (441, 122180), (447, 120540), (490, 109962), (492, 109515), (574, 93870), (588, 91635), (596, 90405), (615, 87612), (630, 85526), (735, 73308), (738, 73010), (745, 72324), (820, 65709), (861, 62580), (882, 61090), (894, 60270), (980, 54981), (1043, 51660), (1148, 46935), (1230, 43806), (1260, 42763), (1341, 40180), (1435, 37548), (1470, 36654), (1476, 36505), (1490, 36162), (1722, 31290), (1764, 30545), (1788, 30135), (1845, 29204), (2009, 26820), (2086, 25830), (2205, 24436), (2235, 24108), (2460, 21903), (2583, 20860), (2682, 20090), (2870, 18774), (2940, 18327), (2980, 18081), (3129, 17220), (3444, 15645), (3690, 14602), (4018, 13410), (4172, 12915), (4305, 12516), (4410, 12218), (4470, 12054), (5166, 10430), (5215, 10332), (5364, 10045), (5740, 9387), (6027, 8940), (6109, 8820), (6258, 8610), (6705, 8036), (7301, 7380)]