71018520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1123}}^1$

素因数の和:1185

約数の個数: 128

約数和(自身を含む): 233072640

約数和(自身を除く): 162054120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 31, 34, 40, 51, 60, 62, 68, 85, 93, 102, 120, 124, 136, 155, 170, 186, 204, 248, 255, 310, 340, 372, 408, 465, 510, 527, 620, 680, 744, 930, 1020, 1054, 1123, 1240, 1581, 1860, 2040, 2108, 2246, 2635, 3162, 3369, 3720, 4216, 4492, 5270, 5615, 6324, 6738, 7905, 8984, 10540, 11230, 12648, 13476, 15810, 16845, 19091, 21080, 22460, 26952, 31620, 33690, 34813, 38182, 44920, 57273, 63240, 67380, 69626, 76364, 95455, 104439, 114546, 134760, 139252, 152728, 174065, 190910, 208878, 229092, 278504, 286365, 348130, 381820, 417756, 458184, 522195, 572730, 591821, 696260, 763640, 835512, 1044390, 1145460, 1183642, 1392520, 1775463, 2088780, 2290920, 2367284, 2959105, 3550926, 4177560, 4734568, 5918210, 7101852, 8877315, 11836420, 14203704, 17754630, 23672840, 35509260, 71018520]

約数ペア:

[(1, 71018520), (2, 35509260), (3, 23672840), (4, 17754630), (5, 14203704), (6, 11836420), (8, 8877315), (10, 7101852), (12, 5918210), (15, 4734568), (17, 4177560), (20, 3550926), (24, 2959105), (30, 2367284), (31, 2290920), (34, 2088780), (40, 1775463), (51, 1392520), (60, 1183642), (62, 1145460), (68, 1044390), (85, 835512), (93, 763640), (102, 696260), (120, 591821), (124, 572730), (136, 522195), (155, 458184), (170, 417756), (186, 381820), (204, 348130), (248, 286365), (255, 278504), (310, 229092), (340, 208878), (372, 190910), (408, 174065), (465, 152728), (510, 139252), (527, 134760), (620, 114546), (680, 104439), (744, 95455), (930, 76364), (1020, 69626), (1054, 67380), (1123, 63240), (1240, 57273), (1581, 44920), (1860, 38182), (2040, 34813), (2108, 33690), (2246, 31620), (2635, 26952), (3162, 22460), (3369, 21080), (3720, 19091), (4216, 16845), (4492, 15810), (5270, 13476), (5615, 12648), (6324, 11230), (6738, 10540), (7905, 8984)]