72066315

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1$

素因数の和:240

約数の個数: 64

約数和(自身を含む): 128241792

約数和(自身を除く): 56175477

約数列:

[1, 3, 5, 15, 17, 41, 51, 61, 85, 113, 123, 183, 205, 255, 305, 339, 565, 615, 697, 915, 1037, 1695, 1921, 2091, 2501, 3111, 3485, 4633, 5185, 5763, 6893, 7503, 9605, 10455, 12505, 13899, 15555, 20679, 23165, 28815, 34465, 37515, 42517, 69495, 78761, 103395, 117181, 127551, 212585, 236283, 282613, 351543, 393805, 585905, 637755, 847839, 1181415, 1413065, 1757715, 4239195, 4804421, 14413263, 24022105, 72066315]

約数ペア:

[(1, 72066315), (3, 24022105), (5, 14413263), (15, 4804421), (17, 4239195), (41, 1757715), (51, 1413065), (61, 1181415), (85, 847839), (113, 637755), (123, 585905), (183, 393805), (205, 351543), (255, 282613), (305, 236283), (339, 212585), (565, 127551), (615, 117181), (697, 103395), (915, 78761), (1037, 69495), (1695, 42517), (1921, 37515), (2091, 34465), (2501, 28815), (3111, 23165), (3485, 20679), (4633, 15555), (5185, 13899), (5763, 12505), (6893, 10455), (7503, 9605)]