15705820940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{25423}}^1$

素因数の和:25551

約数の個数: 96

約数和(自身を含む): 36903444480

約数和(自身を除く): 21197623540

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 79, 85, 92, 115, 158, 170, 230, 316, 340, 391, 395, 460, 782, 790, 1343, 1564, 1580, 1817, 1955, 2686, 3634, 3910, 5372, 6715, 7268, 7820, 9085, 13430, 18170, 25423, 26860, 30889, 36340, 50846, 61778, 101692, 123556, 127115, 154445, 254230, 308890, 432191, 508460, 584729, 617780, 864382, 1169458, 1728764, 2008417, 2160955, 2338916, 2923645, 4016834, 4321910, 5847290, 8033668, 8643820, 9940393, 10042085, 11694580, 19880786, 20084170, 34143089, 39761572, 40168340, 46193591, 49701965, 68286178, 92387182, 99403930, 136572356, 170715445, 184774364, 198807860, 230967955, 341430890, 461935910, 682861780, 785291047, 923871820, 1570582094, 3141164188, 3926455235, 7852910470, 15705820940]

約数ペア:

[(1, 15705820940), (2, 7852910470), (4, 3926455235), (5, 3141164188), (10, 1570582094), (17, 923871820), (20, 785291047), (23, 682861780), (34, 461935910), (46, 341430890), (68, 230967955), (79, 198807860), (85, 184774364), (92, 170715445), (115, 136572356), (158, 99403930), (170, 92387182), (230, 68286178), (316, 49701965), (340, 46193591), (391, 40168340), (395, 39761572), (460, 34143089), (782, 20084170), (790, 19880786), (1343, 11694580), (1564, 10042085), (1580, 9940393), (1817, 8643820), (1955, 8033668), (2686, 5847290), (3634, 4321910), (3910, 4016834), (5372, 2923645), (6715, 2338916), (7268, 2160955), (7820, 2008417), (9085, 1728764), (13430, 1169458), (18170, 864382), (25423, 617780), (26860, 584729), (30889, 508460), (36340, 432191), (50846, 308890), (61778, 254230), (101692, 154445), (123556, 127115)]