215517330

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{20123}}^1$

素因数の和:20160

約数の個数: 96

約数和(自身を含む): 678098304

約数和(自身を除く): 462580974

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 21, 30, 34, 35, 42, 45, 51, 63, 70, 85, 90, 102, 105, 119, 126, 153, 170, 210, 238, 255, 306, 315, 357, 510, 595, 630, 714, 765, 1071, 1190, 1530, 1785, 2142, 3570, 5355, 10710, 20123, 40246, 60369, 100615, 120738, 140861, 181107, 201230, 281722, 301845, 342091, 362214, 422583, 603690, 684182, 704305, 845166, 905535, 1026273, 1267749, 1408610, 1710455, 1811070, 2052546, 2112915, 2394637, 2535498, 3078819, 3420910, 4225830, 4789274, 5131365, 6157638, 6338745, 7183911, 10262730, 11973185, 12677490, 14367822, 15394095, 21551733, 23946370, 30788190, 35919555, 43103466, 71839110, 107758665, 215517330]

約数ペア:

[(1, 215517330), (2, 107758665), (3, 71839110), (5, 43103466), (6, 35919555), (7, 30788190), (9, 23946370), (10, 21551733), (14, 15394095), (15, 14367822), (17, 12677490), (18, 11973185), (21, 10262730), (30, 7183911), (34, 6338745), (35, 6157638), (42, 5131365), (45, 4789274), (51, 4225830), (63, 3420910), (70, 3078819), (85, 2535498), (90, 2394637), (102, 2112915), (105, 2052546), (119, 1811070), (126, 1710455), (153, 1408610), (170, 1267749), (210, 1026273), (238, 905535), (255, 845166), (306, 704305), (315, 684182), (357, 603690), (510, 422583), (595, 362214), (630, 342091), (714, 301845), (765, 281722), (1071, 201230), (1190, 181107), (1530, 140861), (1785, 120738), (2142, 100615), (3570, 60369), (5355, 40246), (10710, 20123)]