156740920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{2081}}^1$

素因数の和:2368

約数の個数: 64

約数和(自身を含む): 404740800

約数和(自身を除く): 247999880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 269, 280, 538, 1076, 1345, 1883, 2081, 2152, 2690, 3766, 4162, 5380, 7532, 8324, 9415, 10405, 10760, 14567, 15064, 16648, 18830, 20810, 29134, 37660, 41620, 58268, 72835, 75320, 83240, 116536, 145670, 291340, 559789, 582680, 1119578, 2239156, 2798945, 3918523, 4478312, 5597890, 7837046, 11195780, 15674092, 19592615, 22391560, 31348184, 39185230, 78370460, 156740920]

約数ペア:

[(1, 156740920), (2, 78370460), (4, 39185230), (5, 31348184), (7, 22391560), (8, 19592615), (10, 15674092), (14, 11195780), (20, 7837046), (28, 5597890), (35, 4478312), (40, 3918523), (56, 2798945), (70, 2239156), (140, 1119578), (269, 582680), (280, 559789), (538, 291340), (1076, 145670), (1345, 116536), (1883, 83240), (2081, 75320), (2152, 72835), (2690, 58268), (3766, 41620), (4162, 37660), (5380, 29134), (7532, 20810), (8324, 18830), (9415, 16648), (10405, 15064), (10760, 14567)]