78265620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{25577}}^1$

素因数の和:25609

約数の個数: 72

約数和(自身を含む): 251380584

約数和(自身を除く): 173114964

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 25577, 51154, 76731, 102308, 127885, 153462, 230193, 255770, 306924, 383655, 434809, 460386, 511540, 767310, 869618, 920772, 1150965, 1304427, 1534620, 1739236, 2174045, 2301930, 2608854, 3913281, 4348090, 4603860, 5217708, 6522135, 7826562, 8696180, 13044270, 15653124, 19566405, 26088540, 39132810, 78265620]

約数ペア:

[(1, 78265620), (2, 39132810), (3, 26088540), (4, 19566405), (5, 15653124), (6, 13044270), (9, 8696180), (10, 7826562), (12, 6522135), (15, 5217708), (17, 4603860), (18, 4348090), (20, 3913281), (30, 2608854), (34, 2301930), (36, 2174045), (45, 1739236), (51, 1534620), (60, 1304427), (68, 1150965), (85, 920772), (90, 869618), (102, 767310), (153, 511540), (170, 460386), (180, 434809), (204, 383655), (255, 306924), (306, 255770), (340, 230193), (510, 153462), (612, 127885), (765, 102308), (1020, 76731), (1530, 51154), (3060, 25577)]