82988880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{397}}^1$

素因数の和:493

約数の個数: 160

約数和(自身を含む): 281898624

約数和(自身を除く): 198909744

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 67, 78, 80, 104, 120, 130, 134, 156, 195, 201, 208, 240, 260, 268, 312, 335, 390, 397, 402, 520, 536, 624, 670, 780, 794, 804, 871, 1005, 1040, 1072, 1191, 1340, 1560, 1588, 1608, 1742, 1985, 2010, 2382, 2613, 2680, 3120, 3176, 3216, 3484, 3970, 4020, 4355, 4764, 5161, 5226, 5360, 5955, 6352, 6968, 7940, 8040, 8710, 9528, 10322, 10452, 11910, 13065, 13936, 15483, 15880, 16080, 17420, 19056, 20644, 20904, 23820, 25805, 26130, 26599, 30966, 31760, 34840, 41288, 41808, 47640, 51610, 52260, 53198, 61932, 69680, 77415, 79797, 82576, 95280, 103220, 104520, 106396, 123864, 132995, 154830, 159594, 206440, 209040, 212792, 247728, 265990, 309660, 319188, 345787, 398985, 412880, 425584, 531980, 619320, 638376, 691574, 797970, 1037361, 1063960, 1238640, 1276752, 1383148, 1595940, 1728935, 2074722, 2127920, 2766296, 3191880, 3457870, 4149444, 5186805, 5532592, 6383760, 6915740, 8298888, 10373610, 13831480, 16597776, 20747220, 27662960, 41494440, 82988880]

約数ペア:

[(1, 82988880), (2, 41494440), (3, 27662960), (4, 20747220), (5, 16597776), (6, 13831480), (8, 10373610), (10, 8298888), (12, 6915740), (13, 6383760), (15, 5532592), (16, 5186805), (20, 4149444), (24, 3457870), (26, 3191880), (30, 2766296), (39, 2127920), (40, 2074722), (48, 1728935), (52, 1595940), (60, 1383148), (65, 1276752), (67, 1238640), (78, 1063960), (80, 1037361), (104, 797970), (120, 691574), (130, 638376), (134, 619320), (156, 531980), (195, 425584), (201, 412880), (208, 398985), (240, 345787), (260, 319188), (268, 309660), (312, 265990), (335, 247728), (390, 212792), (397, 209040), (402, 206440), (520, 159594), (536, 154830), (624, 132995), (670, 123864), (780, 106396), (794, 104520), (804, 103220), (871, 95280), (1005, 82576), (1040, 79797), (1072, 77415), (1191, 69680), (1340, 61932), (1560, 53198), (1588, 52260), (1608, 51610), (1742, 47640), (1985, 41808), (2010, 41288), (2382, 34840), (2613, 31760), (2680, 30966), (3120, 26599), (3176, 26130), (3216, 25805), (3484, 23820), (3970, 20904), (4020, 20644), (4355, 19056), (4764, 17420), (5161, 16080), (5226, 15880), (5360, 15483), (5955, 13936), (6352, 13065), (6968, 11910), (7940, 10452), (8040, 10322), (8710, 9528)]