15665597880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2140109}}^1$

素因数の和:2140184

約数の個数: 64

約数和(自身を含む): 47767255200

約数和(自身を除く): 32101657320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 305, 366, 488, 610, 732, 915, 1220, 1464, 1830, 2440, 3660, 7320, 2140109, 4280218, 6420327, 8560436, 10700545, 12840654, 17120872, 21401090, 25681308, 32101635, 42802180, 51362616, 64203270, 85604360, 128406540, 130546649, 256813080, 261093298, 391639947, 522186596, 652733245, 783279894, 1044373192, 1305466490, 1566559788, 1958199735, 2610932980, 3133119576, 3916399470, 5221865960, 7832798940, 15665597880]

約数ペア:

[(1, 15665597880), (2, 7832798940), (3, 5221865960), (4, 3916399470), (5, 3133119576), (6, 2610932980), (8, 1958199735), (10, 1566559788), (12, 1305466490), (15, 1044373192), (20, 783279894), (24, 652733245), (30, 522186596), (40, 391639947), (60, 261093298), (61, 256813080), (120, 130546649), (122, 128406540), (183, 85604360), (244, 64203270), (305, 51362616), (366, 42802180), (488, 32101635), (610, 25681308), (732, 21401090), (915, 17120872), (1220, 12840654), (1464, 10700545), (1830, 8560436), (2440, 6420327), (3660, 4280218), (7320, 2140109)]