144997860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{331}}^1$

素因数の和:506

約数の個数: 144

約数和(自身を含む): 476884800

約数和(自身を除く): 331886940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 149, 196, 210, 245, 294, 298, 331, 420, 447, 490, 588, 596, 662, 735, 745, 894, 980, 993, 1043, 1324, 1470, 1490, 1655, 1788, 1986, 2086, 2235, 2317, 2940, 2980, 3129, 3310, 3972, 4172, 4470, 4634, 4965, 5215, 6258, 6620, 6951, 7301, 8940, 9268, 9930, 10430, 11585, 12516, 13902, 14602, 15645, 16219, 19860, 20860, 21903, 23170, 27804, 29204, 31290, 32438, 34755, 36505, 43806, 46340, 48657, 49319, 62580, 64876, 69510, 73010, 81095, 87612, 97314, 98638, 109515, 139020, 146020, 147957, 162190, 194628, 197276, 219030, 243285, 246595, 295914, 324380, 345233, 438060, 486570, 493190, 591828, 690466, 739785, 973140, 986380, 1035699, 1380932, 1479570, 1726165, 2071398, 2416631, 2959140, 3452330, 4142796, 4833262, 5178495, 6904660, 7249893, 9666524, 10356990, 12083155, 14499786, 20713980, 24166310, 28999572, 36249465, 48332620, 72498930, 144997860]

約数ペア:

[(1, 144997860), (2, 72498930), (3, 48332620), (4, 36249465), (5, 28999572), (6, 24166310), (7, 20713980), (10, 14499786), (12, 12083155), (14, 10356990), (15, 9666524), (20, 7249893), (21, 6904660), (28, 5178495), (30, 4833262), (35, 4142796), (42, 3452330), (49, 2959140), (60, 2416631), (70, 2071398), (84, 1726165), (98, 1479570), (105, 1380932), (140, 1035699), (147, 986380), (149, 973140), (196, 739785), (210, 690466), (245, 591828), (294, 493190), (298, 486570), (331, 438060), (420, 345233), (447, 324380), (490, 295914), (588, 246595), (596, 243285), (662, 219030), (735, 197276), (745, 194628), (894, 162190), (980, 147957), (993, 146020), (1043, 139020), (1324, 109515), (1470, 98638), (1490, 97314), (1655, 87612), (1788, 81095), (1986, 73010), (2086, 69510), (2235, 64876), (2317, 62580), (2940, 49319), (2980, 48657), (3129, 46340), (3310, 43806), (3972, 36505), (4172, 34755), (4470, 32438), (4634, 31290), (4965, 29204), (5215, 27804), (6258, 23170), (6620, 21903), (6951, 20860), (7301, 19860), (8940, 16219), (9268, 15645), (9930, 14602), (10430, 13902), (11585, 12516)]