72901710

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{271}}^1$

素因数の和:359

約数の個数: 144

約数和(自身を含む): 224932032

約数和(自身を除く): 152030322

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 61, 63, 70, 90, 98, 105, 122, 126, 147, 183, 210, 245, 271, 294, 305, 315, 366, 427, 441, 490, 542, 549, 610, 630, 735, 813, 854, 882, 915, 1098, 1281, 1355, 1470, 1626, 1830, 1897, 2135, 2205, 2439, 2562, 2710, 2745, 2989, 3794, 3843, 4065, 4270, 4410, 4878, 5490, 5691, 5978, 6405, 7686, 8130, 8967, 9485, 11382, 12195, 12810, 13279, 14945, 16531, 17073, 17934, 18970, 19215, 24390, 26558, 26901, 28455, 29890, 33062, 34146, 38430, 39837, 44835, 49593, 53802, 56910, 66395, 79674, 82655, 85365, 89670, 99186, 115717, 119511, 132790, 134505, 148779, 165310, 170730, 199185, 231434, 239022, 247965, 269010, 297558, 347151, 398370, 495930, 578585, 597555, 694302, 743895, 810019, 1041453, 1157170, 1195110, 1487790, 1620038, 1735755, 2082906, 2430057, 3471510, 4050095, 4860114, 5207265, 7290171, 8100190, 10414530, 12150285, 14580342, 24300570, 36450855, 72901710]

約数ペア:

[(1, 72901710), (2, 36450855), (3, 24300570), (5, 14580342), (6, 12150285), (7, 10414530), (9, 8100190), (10, 7290171), (14, 5207265), (15, 4860114), (18, 4050095), (21, 3471510), (30, 2430057), (35, 2082906), (42, 1735755), (45, 1620038), (49, 1487790), (61, 1195110), (63, 1157170), (70, 1041453), (90, 810019), (98, 743895), (105, 694302), (122, 597555), (126, 578585), (147, 495930), (183, 398370), (210, 347151), (245, 297558), (271, 269010), (294, 247965), (305, 239022), (315, 231434), (366, 199185), (427, 170730), (441, 165310), (490, 148779), (542, 134505), (549, 132790), (610, 119511), (630, 115717), (735, 99186), (813, 89670), (854, 85365), (882, 82655), (915, 79674), (1098, 66395), (1281, 56910), (1355, 53802), (1470, 49593), (1626, 44835), (1830, 39837), (1897, 38430), (2135, 34146), (2205, 33062), (2439, 29890), (2562, 28455), (2710, 26901), (2745, 26558), (2989, 24390), (3794, 19215), (3843, 18970), (4065, 17934), (4270, 17073), (4410, 16531), (4878, 14945), (5490, 13279), (5691, 12810), (5978, 12195), (6405, 11382), (7686, 9485), (8130, 8967)]