19717365720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1669}}^1\times {\mathrm{7573}}^1$

素因数の和:9269

約数の個数: 128

約数和(自身を含む): 63748843200

約数和(自身を除く): 44031477480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 1669, 3338, 5007, 6676, 7573, 8345, 10014, 13352, 15146, 16690, 20028, 21697, 22719, 25035, 30292, 33380, 37865, 40056, 43394, 45438, 50070, 60584, 65091, 66760, 75730, 86788, 90876, 98449, 100140, 108485, 113595, 130182, 151460, 173576, 181752, 196898, 200280, 216970, 227190, 260364, 295347, 302920, 325455, 393796, 433940, 454380, 492245, 520728, 590694, 650910, 787592, 867880, 908760, 984490, 1181388, 1301820, 1476735, 1968980, 2362776, 2603640, 2953470, 3937960, 5906940, 11813880, 12639337, 25278674, 37918011, 50557348, 63196685, 75836022, 101114696, 126393370, 151672044, 164311381, 189590055, 252786740, 303344088, 328622762, 379180110, 492934143, 505573480, 657245524, 758360220, 821556905, 985868286, 1314491048, 1516720440, 1643113810, 1971736572, 2464670715, 3286227620, 3943473144, 4929341430, 6572455240, 9858682860, 19717365720]

約数ペア:

[(1, 19717365720), (2, 9858682860), (3, 6572455240), (4, 4929341430), (5, 3943473144), (6, 3286227620), (8, 2464670715), (10, 1971736572), (12, 1643113810), (13, 1516720440), (15, 1314491048), (20, 985868286), (24, 821556905), (26, 758360220), (30, 657245524), (39, 505573480), (40, 492934143), (52, 379180110), (60, 328622762), (65, 303344088), (78, 252786740), (104, 189590055), (120, 164311381), (130, 151672044), (156, 126393370), (195, 101114696), (260, 75836022), (312, 63196685), (390, 50557348), (520, 37918011), (780, 25278674), (1560, 12639337), (1669, 11813880), (3338, 5906940), (5007, 3937960), (6676, 2953470), (7573, 2603640), (8345, 2362776), (10014, 1968980), (13352, 1476735), (15146, 1301820), (16690, 1181388), (20028, 984490), (21697, 908760), (22719, 867880), (25035, 787592), (30292, 650910), (33380, 590694), (37865, 520728), (40056, 492245), (43394, 454380), (45438, 433940), (50070, 393796), (60584, 325455), (65091, 302920), (66760, 295347), (75730, 260364), (86788, 227190), (90876, 216970), (98449, 200280), (100140, 196898), (108485, 181752), (113595, 173576), (130182, 151460)]