31724160

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:107

約数の個数: 256

約数和(自身を含む): 115153920

約数和(自身を除く): 83429760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 32, 39, 40, 41, 48, 52, 60, 62, 64, 65, 78, 80, 82, 93, 96, 104, 120, 123, 124, 128, 130, 155, 156, 160, 164, 186, 192, 195, 205, 208, 240, 246, 248, 260, 310, 312, 320, 328, 372, 384, 390, 403, 410, 416, 465, 480, 492, 496, 520, 533, 615, 620, 624, 640, 656, 744, 780, 806, 820, 832, 930, 960, 984, 992, 1040, 1066, 1209, 1230, 1240, 1248, 1271, 1312, 1488, 1560, 1599, 1612, 1640, 1664, 1860, 1920, 1968, 1984, 2015, 2080, 2132, 2418, 2460, 2480, 2496, 2542, 2624, 2665, 2976, 3120, 3198, 3224, 3280, 3720, 3813, 3936, 3968, 4030, 4160, 4264, 4836, 4920, 4960, 4992, 5084, 5248, 5330, 5952, 6045, 6240, 6355, 6396, 6448, 6560, 7440, 7626, 7872, 7995, 8060, 8320, 8528, 9672, 9840, 9920, 10168, 10660, 11904, 12090, 12480, 12710, 12792, 12896, 13120, 14880, 15252, 15744, 15990, 16120, 16523, 17056, 19065, 19344, 19680, 19840, 20336, 21320, 24180, 24960, 25420, 25584, 25792, 26240, 29760, 30504, 31980, 32240, 33046, 34112, 38130, 38688, 39360, 40672, 42640, 48360, 49569, 50840, 51168, 51584, 59520, 61008, 63960, 64480, 66092, 68224, 76260, 77376, 78720, 81344, 82615, 85280, 96720, 99138, 101680, 102336, 122016, 127920, 128960, 132184, 152520, 154752, 162688, 165230, 170560, 193440, 198276, 203360, 204672, 244032, 247845, 255840, 257920, 264368, 305040, 330460, 341120, 386880, 396552, 406720, 488064, 495690, 511680, 528736, 610080, 660920, 773760, 793104, 813440, 991380, 1023360, 1057472, 1220160, 1321840, 1586208, 1982760, 2114944, 2440320, 2643680, 3172416, 3965520, 5287360, 6344832, 7931040, 10574720, 15862080, 31724160]

約数ペア:

[(1, 31724160), (2, 15862080), (3, 10574720), (4, 7931040), (5, 6344832), (6, 5287360), (8, 3965520), (10, 3172416), (12, 2643680), (13, 2440320), (15, 2114944), (16, 1982760), (20, 1586208), (24, 1321840), (26, 1220160), (30, 1057472), (31, 1023360), (32, 991380), (39, 813440), (40, 793104), (41, 773760), (48, 660920), (52, 610080), (60, 528736), (62, 511680), (64, 495690), (65, 488064), (78, 406720), (80, 396552), (82, 386880), (93, 341120), (96, 330460), (104, 305040), (120, 264368), (123, 257920), (124, 255840), (128, 247845), (130, 244032), (155, 204672), (156, 203360), (160, 198276), (164, 193440), (186, 170560), (192, 165230), (195, 162688), (205, 154752), (208, 152520), (240, 132184), (246, 128960), (248, 127920), (260, 122016), (310, 102336), (312, 101680), (320, 99138), (328, 96720), (372, 85280), (384, 82615), (390, 81344), (403, 78720), (410, 77376), (416, 76260), (465, 68224), (480, 66092), (492, 64480), (496, 63960), (520, 61008), (533, 59520), (615, 51584), (620, 51168), (624, 50840), (640, 49569), (656, 48360), (744, 42640), (780, 40672), (806, 39360), (820, 38688), (832, 38130), (930, 34112), (960, 33046), (984, 32240), (992, 31980), (1040, 30504), (1066, 29760), (1209, 26240), (1230, 25792), (1240, 25584), (1248, 25420), (1271, 24960), (1312, 24180), (1488, 21320), (1560, 20336), (1599, 19840), (1612, 19680), (1640, 19344), (1664, 19065), (1860, 17056), (1920, 16523), (1968, 16120), (1984, 15990), (2015, 15744), (2080, 15252), (2132, 14880), (2418, 13120), (2460, 12896), (2480, 12792), (2496, 12710), (2542, 12480), (2624, 12090), (2665, 11904), (2976, 10660), (3120, 10168), (3198, 9920), (3224, 9840), (3280, 9672), (3720, 8528), (3813, 8320), (3936, 8060), (3968, 7995), (4030, 7872), (4160, 7626), (4264, 7440), (4836, 6560), (4920, 6448), (4960, 6396), (4992, 6355), (5084, 6240), (5248, 6045), (5330, 5952)]