18930450

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{149}}^1$

素因数の和:193

約数の個数: 144

約数和(自身を含む): 59371200

約数和(自身を除く): 40440750

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 25, 30, 33, 35, 42, 50, 55, 66, 70, 75, 77, 105, 110, 121, 149, 150, 154, 165, 175, 210, 231, 242, 275, 298, 330, 350, 363, 385, 447, 462, 525, 550, 605, 726, 745, 770, 825, 847, 894, 1043, 1050, 1155, 1210, 1490, 1639, 1650, 1694, 1815, 1925, 2086, 2235, 2310, 2541, 3025, 3129, 3278, 3630, 3725, 3850, 4235, 4470, 4917, 5082, 5215, 5775, 6050, 6258, 7450, 8195, 8470, 9075, 9834, 10430, 11175, 11473, 11550, 12705, 15645, 16390, 18029, 18150, 21175, 22350, 22946, 24585, 25410, 26075, 31290, 34419, 36058, 40975, 42350, 49170, 52150, 54087, 57365, 63525, 68838, 78225, 81950, 90145, 108174, 114730, 122925, 126203, 127050, 156450, 172095, 180290, 245850, 252406, 270435, 286825, 344190, 378609, 450725, 540870, 573650, 631015, 757218, 860475, 901450, 1262030, 1352175, 1720950, 1893045, 2704350, 3155075, 3786090, 6310150, 9465225, 18930450]

約数ペア:

[(1, 18930450), (2, 9465225), (3, 6310150), (5, 3786090), (6, 3155075), (7, 2704350), (10, 1893045), (11, 1720950), (14, 1352175), (15, 1262030), (21, 901450), (22, 860475), (25, 757218), (30, 631015), (33, 573650), (35, 540870), (42, 450725), (50, 378609), (55, 344190), (66, 286825), (70, 270435), (75, 252406), (77, 245850), (105, 180290), (110, 172095), (121, 156450), (149, 127050), (150, 126203), (154, 122925), (165, 114730), (175, 108174), (210, 90145), (231, 81950), (242, 78225), (275, 68838), (298, 63525), (330, 57365), (350, 54087), (363, 52150), (385, 49170), (447, 42350), (462, 40975), (525, 36058), (550, 34419), (605, 31290), (726, 26075), (745, 25410), (770, 24585), (825, 22946), (847, 22350), (894, 21175), (1043, 18150), (1050, 18029), (1155, 16390), (1210, 15645), (1490, 12705), (1639, 11550), (1650, 11473), (1694, 11175), (1815, 10430), (1925, 9834), (2086, 9075), (2235, 8470), (2310, 8195), (2541, 7450), (3025, 6258), (3129, 6050), (3278, 5775), (3630, 5215), (3725, 5082), (3850, 4917), (4235, 4470)]