31735320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{449}}^1$

素因数の和:513

約数の個数: 128

約数和(自身を含む): 103680000

約数和(自身を除く): 71944680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 31, 38, 40, 57, 60, 62, 76, 93, 95, 114, 120, 124, 152, 155, 186, 190, 228, 248, 285, 310, 372, 380, 449, 456, 465, 570, 589, 620, 744, 760, 898, 930, 1140, 1178, 1240, 1347, 1767, 1796, 1860, 2245, 2280, 2356, 2694, 2945, 3534, 3592, 3720, 4490, 4712, 5388, 5890, 6735, 7068, 8531, 8835, 8980, 10776, 11780, 13470, 13919, 14136, 17062, 17670, 17960, 23560, 25593, 26940, 27838, 34124, 35340, 41757, 42655, 51186, 53880, 55676, 68248, 69595, 70680, 83514, 85310, 102372, 111352, 127965, 139190, 167028, 170620, 204744, 208785, 255930, 264461, 278380, 334056, 341240, 417570, 511860, 528922, 556760, 793383, 835140, 1023720, 1057844, 1322305, 1586766, 1670280, 2115688, 2644610, 3173532, 3966915, 5289220, 6347064, 7933830, 10578440, 15867660, 31735320]

約数ペア:

[(1, 31735320), (2, 15867660), (3, 10578440), (4, 7933830), (5, 6347064), (6, 5289220), (8, 3966915), (10, 3173532), (12, 2644610), (15, 2115688), (19, 1670280), (20, 1586766), (24, 1322305), (30, 1057844), (31, 1023720), (38, 835140), (40, 793383), (57, 556760), (60, 528922), (62, 511860), (76, 417570), (93, 341240), (95, 334056), (114, 278380), (120, 264461), (124, 255930), (152, 208785), (155, 204744), (186, 170620), (190, 167028), (228, 139190), (248, 127965), (285, 111352), (310, 102372), (372, 85310), (380, 83514), (449, 70680), (456, 69595), (465, 68248), (570, 55676), (589, 53880), (620, 51186), (744, 42655), (760, 41757), (898, 35340), (930, 34124), (1140, 27838), (1178, 26940), (1240, 25593), (1347, 23560), (1767, 17960), (1796, 17670), (1860, 17062), (2245, 14136), (2280, 13919), (2356, 13470), (2694, 11780), (2945, 10776), (3534, 8980), (3592, 8835), (3720, 8531), (4490, 7068), (4712, 6735), (5388, 5890)]