78550680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1171}}^1$

素因数の和:1241

約数の個数: 128

約数和(自身を含む): 259902720

約数和(自身を除く): 181352040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 43, 52, 60, 65, 78, 86, 104, 120, 129, 130, 156, 172, 195, 215, 258, 260, 312, 344, 390, 430, 516, 520, 559, 645, 780, 860, 1032, 1118, 1171, 1290, 1560, 1677, 1720, 2236, 2342, 2580, 2795, 3354, 3513, 4472, 4684, 5160, 5590, 5855, 6708, 7026, 8385, 9368, 11180, 11710, 13416, 14052, 15223, 16770, 17565, 22360, 23420, 28104, 30446, 33540, 35130, 45669, 46840, 50353, 60892, 67080, 70260, 76115, 91338, 100706, 121784, 140520, 151059, 152230, 182676, 201412, 228345, 251765, 302118, 304460, 365352, 402824, 456690, 503530, 604236, 608920, 654589, 755295, 913380, 1007060, 1208472, 1309178, 1510590, 1826760, 1963767, 2014120, 2618356, 3021180, 3272945, 3927534, 5236712, 6042360, 6545890, 7855068, 9818835, 13091780, 15710136, 19637670, 26183560, 39275340, 78550680]

約数ペア:

[(1, 78550680), (2, 39275340), (3, 26183560), (4, 19637670), (5, 15710136), (6, 13091780), (8, 9818835), (10, 7855068), (12, 6545890), (13, 6042360), (15, 5236712), (20, 3927534), (24, 3272945), (26, 3021180), (30, 2618356), (39, 2014120), (40, 1963767), (43, 1826760), (52, 1510590), (60, 1309178), (65, 1208472), (78, 1007060), (86, 913380), (104, 755295), (120, 654589), (129, 608920), (130, 604236), (156, 503530), (172, 456690), (195, 402824), (215, 365352), (258, 304460), (260, 302118), (312, 251765), (344, 228345), (390, 201412), (430, 182676), (516, 152230), (520, 151059), (559, 140520), (645, 121784), (780, 100706), (860, 91338), (1032, 76115), (1118, 70260), (1171, 67080), (1290, 60892), (1560, 50353), (1677, 46840), (1720, 45669), (2236, 35130), (2342, 33540), (2580, 30446), (2795, 28104), (3354, 23420), (3513, 22360), (4472, 17565), (4684, 16770), (5160, 15223), (5590, 14052), (5855, 13416), (6708, 11710), (7026, 11180), (8385, 9368)]