71744190

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{17981}}^1$

素因数の和:18017

約数の個数: 64

約数和(自身を含む): 207152640

約数和(自身を除く): 135408450

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 190, 210, 266, 285, 399, 570, 665, 798, 1330, 1995, 3990, 17981, 35962, 53943, 89905, 107886, 125867, 179810, 251734, 269715, 341639, 377601, 539430, 629335, 683278, 755202, 1024917, 1258670, 1708195, 1888005, 2049834, 2391473, 3416390, 3776010, 4782946, 5124585, 7174419, 10249170, 11957365, 14348838, 23914730, 35872095, 71744190]

約数ペア:

[(1, 71744190), (2, 35872095), (3, 23914730), (5, 14348838), (6, 11957365), (7, 10249170), (10, 7174419), (14, 5124585), (15, 4782946), (19, 3776010), (21, 3416390), (30, 2391473), (35, 2049834), (38, 1888005), (42, 1708195), (57, 1258670), (70, 1024917), (95, 755202), (105, 683278), (114, 629335), (133, 539430), (190, 377601), (210, 341639), (266, 269715), (285, 251734), (399, 179810), (570, 125867), (665, 107886), (798, 89905), (1330, 53943), (1995, 35962), (3990, 17981)]