997586640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{72923}}^1$

素因数の和:72961

約数の個数: 120

約数和(自身を含む): 3526604640

約数和(自身を除く): 2529018000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 380, 456, 570, 684, 720, 760, 855, 912, 1140, 1368, 1520, 1710, 2280, 2736, 3420, 4560, 6840, 13680, 72923, 145846, 218769, 291692, 364615, 437538, 583384, 656307, 729230, 875076, 1093845, 1166768, 1312614, 1385537, 1458460, 1750152, 2187690, 2625228, 2771074, 2916920, 3281535, 3500304, 4156611, 4375380, 5250456, 5542148, 5833840, 6563070, 6927685, 8313222, 8750760, 10500912, 11084296, 12469833, 13126140, 13855370, 16626444, 17501520, 20783055, 22168592, 24939666, 26252280, 27710740, 33252888, 41566110, 49879332, 52504560, 55421480, 62349165, 66505776, 83132220, 99758664, 110842960, 124698330, 166264440, 199517328, 249396660, 332528880, 498793320, 997586640]

約数ペア:

[(1, 997586640), (2, 498793320), (3, 332528880), (4, 249396660), (5, 199517328), (6, 166264440), (8, 124698330), (9, 110842960), (10, 99758664), (12, 83132220), (15, 66505776), (16, 62349165), (18, 55421480), (19, 52504560), (20, 49879332), (24, 41566110), (30, 33252888), (36, 27710740), (38, 26252280), (40, 24939666), (45, 22168592), (48, 20783055), (57, 17501520), (60, 16626444), (72, 13855370), (76, 13126140), (80, 12469833), (90, 11084296), (95, 10500912), (114, 8750760), (120, 8313222), (144, 6927685), (152, 6563070), (171, 5833840), (180, 5542148), (190, 5250456), (228, 4375380), (240, 4156611), (285, 3500304), (304, 3281535), (342, 2916920), (360, 2771074), (380, 2625228), (456, 2187690), (570, 1750152), (684, 1458460), (720, 1385537), (760, 1312614), (855, 1166768), (912, 1093845), (1140, 875076), (1368, 729230), (1520, 656307), (1710, 583384), (2280, 437538), (2736, 364615), (3420, 291692), (4560, 218769), (6840, 145846), (13680, 72923)]