15081780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{241}}^1$

素因数の和:409

約数の個数: 96

約数和(自身を含む): 48787200

約数和(自身を除く): 33705420

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 149, 210, 241, 298, 420, 447, 482, 596, 723, 745, 894, 964, 1043, 1205, 1446, 1490, 1687, 1788, 2086, 2235, 2410, 2892, 2980, 3129, 3374, 3615, 4172, 4470, 4820, 5061, 5215, 6258, 6748, 7230, 8435, 8940, 10122, 10430, 12516, 14460, 15645, 16870, 20244, 20860, 25305, 31290, 33740, 35909, 50610, 62580, 71818, 101220, 107727, 143636, 179545, 215454, 251363, 359090, 430908, 502726, 538635, 718180, 754089, 1005452, 1077270, 1256815, 1508178, 2154540, 2513630, 3016356, 3770445, 5027260, 7540890, 15081780]

約数ペア:

[(1, 15081780), (2, 7540890), (3, 5027260), (4, 3770445), (5, 3016356), (6, 2513630), (7, 2154540), (10, 1508178), (12, 1256815), (14, 1077270), (15, 1005452), (20, 754089), (21, 718180), (28, 538635), (30, 502726), (35, 430908), (42, 359090), (60, 251363), (70, 215454), (84, 179545), (105, 143636), (140, 107727), (149, 101220), (210, 71818), (241, 62580), (298, 50610), (420, 35909), (447, 33740), (482, 31290), (596, 25305), (723, 20860), (745, 20244), (894, 16870), (964, 15645), (1043, 14460), (1205, 12516), (1446, 10430), (1490, 10122), (1687, 8940), (1788, 8435), (2086, 7230), (2235, 6748), (2410, 6258), (2892, 5215), (2980, 5061), (3129, 4820), (3374, 4470), (3615, 4172)]