1520429260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:300

約数の個数: 192

約数和(自身を含む): 3973939200

約数和(自身を除く): 2453509940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 43, 46, 70, 79, 86, 92, 115, 139, 140, 158, 161, 172, 215, 230, 278, 301, 316, 322, 395, 430, 460, 553, 556, 602, 644, 695, 790, 805, 860, 973, 989, 1106, 1204, 1390, 1505, 1580, 1610, 1817, 1946, 1978, 2212, 2765, 2780, 3010, 3197, 3220, 3397, 3634, 3892, 3956, 4865, 4945, 5530, 5977, 6020, 6394, 6794, 6923, 7268, 9085, 9730, 9890, 10981, 11060, 11954, 12719, 12788, 13588, 13846, 15985, 16985, 18170, 19460, 19780, 21962, 22379, 23779, 23908, 25438, 27692, 29885, 31970, 33970, 34615, 36340, 41839, 43924, 44758, 47558, 50876, 54905, 59770, 63595, 63940, 67940, 69230, 76867, 78131, 83678, 89516, 95116, 109810, 111895, 118895, 119540, 127190, 137471, 138460, 153734, 156262, 167356, 209195, 219620, 223790, 237790, 252563, 254380, 274942, 307468, 312524, 384335, 390655, 418390, 447580, 472183, 475580, 505126, 546917, 549884, 687355, 768670, 781310, 836780, 944366, 962297, 1010252, 1093834, 1262815, 1374710, 1537340, 1562620, 1767941, 1888732, 1924594, 2187668, 2360915, 2525630, 2734585, 2749420, 3305281, 3535882, 3849188, 4721830, 4811485, 5051260, 5469170, 6610562, 7071764, 8839705, 9443660, 9622970, 10860209, 10938340, 13221124, 16526405, 17679410, 19245940, 21720418, 33052810, 35358820, 43440836, 54301045, 66105620, 76021463, 108602090, 152042926, 217204180, 304085852, 380107315, 760214630, 1520429260]

約数ペア:

[(1, 1520429260), (2, 760214630), (4, 380107315), (5, 304085852), (7, 217204180), (10, 152042926), (14, 108602090), (20, 76021463), (23, 66105620), (28, 54301045), (35, 43440836), (43, 35358820), (46, 33052810), (70, 21720418), (79, 19245940), (86, 17679410), (92, 16526405), (115, 13221124), (139, 10938340), (140, 10860209), (158, 9622970), (161, 9443660), (172, 8839705), (215, 7071764), (230, 6610562), (278, 5469170), (301, 5051260), (316, 4811485), (322, 4721830), (395, 3849188), (430, 3535882), (460, 3305281), (553, 2749420), (556, 2734585), (602, 2525630), (644, 2360915), (695, 2187668), (790, 1924594), (805, 1888732), (860, 1767941), (973, 1562620), (989, 1537340), (1106, 1374710), (1204, 1262815), (1390, 1093834), (1505, 1010252), (1580, 962297), (1610, 944366), (1817, 836780), (1946, 781310), (1978, 768670), (2212, 687355), (2765, 549884), (2780, 546917), (3010, 505126), (3197, 475580), (3220, 472183), (3397, 447580), (3634, 418390), (3892, 390655), (3956, 384335), (4865, 312524), (4945, 307468), (5530, 274942), (5977, 254380), (6020, 252563), (6394, 237790), (6794, 223790), (6923, 219620), (7268, 209195), (9085, 167356), (9730, 156262), (9890, 153734), (10981, 138460), (11060, 137471), (11954, 127190), (12719, 119540), (12788, 118895), (13588, 111895), (13846, 109810), (15985, 95116), (16985, 89516), (18170, 83678), (19460, 78131), (19780, 76867), (21962, 69230), (22379, 67940), (23779, 63940), (23908, 63595), (25438, 59770), (27692, 54905), (29885, 50876), (31970, 47558), (33970, 44758), (34615, 43924), (36340, 41839)]