72393825980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{353}}^1\times {\mathrm{209267}}^1$

素因数の和:209643

約数の個数: 72

約数和(自身を含む): 177349607568

約数和(自身を除く): 104955781588

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 353, 490, 706, 980, 1412, 1765, 2471, 3530, 4942, 7060, 9884, 12355, 17297, 24710, 34594, 49420, 69188, 86485, 172970, 209267, 345940, 418534, 837068, 1046335, 1464869, 2092670, 2929738, 4185340, 5859476, 7324345, 10254083, 14648690, 20508166, 29297380, 41016332, 51270415, 73871251, 102540830, 147742502, 205081660, 295485004, 369356255, 517098757, 738712510, 1034197514, 1477425020, 2068395028, 2585493785, 3619691299, 5170987570, 7239382598, 10341975140, 14478765196, 18098456495, 36196912990, 72393825980]

約数ペア:

[(1, 72393825980), (2, 36196912990), (4, 18098456495), (5, 14478765196), (7, 10341975140), (10, 7239382598), (14, 5170987570), (20, 3619691299), (28, 2585493785), (35, 2068395028), (49, 1477425020), (70, 1034197514), (98, 738712510), (140, 517098757), (196, 369356255), (245, 295485004), (353, 205081660), (490, 147742502), (706, 102540830), (980, 73871251), (1412, 51270415), (1765, 41016332), (2471, 29297380), (3530, 20508166), (4942, 14648690), (7060, 10254083), (9884, 7324345), (12355, 5859476), (17297, 4185340), (24710, 2929738), (34594, 2092670), (49420, 1464869), (69188, 1046335), (86485, 837068), (172970, 418534), (209267, 345940)]