30155960

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{727}}^1$

素因数の和:816

約数の個数: 64

約数和(自身を含む): 73120320

約数和(自身を除く): 42964360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 61, 68, 85, 122, 136, 170, 244, 305, 340, 488, 610, 680, 727, 1037, 1220, 1454, 2074, 2440, 2908, 3635, 4148, 5185, 5816, 7270, 8296, 10370, 12359, 14540, 20740, 24718, 29080, 41480, 44347, 49436, 61795, 88694, 98872, 123590, 177388, 221735, 247180, 354776, 443470, 494360, 753899, 886940, 1507798, 1773880, 3015596, 3769495, 6031192, 7538990, 15077980, 30155960]

約数ペア:

[(1, 30155960), (2, 15077980), (4, 7538990), (5, 6031192), (8, 3769495), (10, 3015596), (17, 1773880), (20, 1507798), (34, 886940), (40, 753899), (61, 494360), (68, 443470), (85, 354776), (122, 247180), (136, 221735), (170, 177388), (244, 123590), (305, 98872), (340, 88694), (488, 61795), (610, 49436), (680, 44347), (727, 41480), (1037, 29080), (1220, 24718), (1454, 20740), (2074, 14540), (2440, 12359), (2908, 10370), (3635, 8296), (4148, 7270), (5185, 5816)]