231479880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{269}}^1$

素因数の和:455

約数の個数: 128

約数和(自身を含む): 713836800

約数和(自身を除く): 482356920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 101, 120, 142, 202, 213, 269, 284, 303, 355, 404, 426, 505, 538, 568, 606, 710, 807, 808, 852, 1010, 1065, 1076, 1212, 1345, 1420, 1515, 1614, 1704, 2020, 2130, 2152, 2424, 2690, 2840, 3030, 3228, 4035, 4040, 4260, 5380, 6060, 6456, 7171, 8070, 8520, 10760, 12120, 14342, 16140, 19099, 21513, 27169, 28684, 32280, 35855, 38198, 43026, 54338, 57297, 57368, 71710, 76396, 81507, 86052, 95495, 107565, 108676, 114594, 135845, 143420, 152792, 163014, 172104, 190990, 215130, 217352, 229188, 271690, 286485, 286840, 326028, 381980, 407535, 430260, 458376, 543380, 572970, 652056, 763960, 815070, 860520, 1086760, 1145940, 1630140, 1928999, 2291880, 3260280, 3857998, 5786997, 7715996, 9644995, 11573994, 15431992, 19289990, 23147988, 28934985, 38579980, 46295976, 57869970, 77159960, 115739940, 231479880]

約数ペア:

[(1, 231479880), (2, 115739940), (3, 77159960), (4, 57869970), (5, 46295976), (6, 38579980), (8, 28934985), (10, 23147988), (12, 19289990), (15, 15431992), (20, 11573994), (24, 9644995), (30, 7715996), (40, 5786997), (60, 3857998), (71, 3260280), (101, 2291880), (120, 1928999), (142, 1630140), (202, 1145940), (213, 1086760), (269, 860520), (284, 815070), (303, 763960), (355, 652056), (404, 572970), (426, 543380), (505, 458376), (538, 430260), (568, 407535), (606, 381980), (710, 326028), (807, 286840), (808, 286485), (852, 271690), (1010, 229188), (1065, 217352), (1076, 215130), (1212, 190990), (1345, 172104), (1420, 163014), (1515, 152792), (1614, 143420), (1704, 135845), (2020, 114594), (2130, 108676), (2152, 107565), (2424, 95495), (2690, 86052), (2840, 81507), (3030, 76396), (3228, 71710), (4035, 57368), (4040, 57297), (4260, 54338), (5380, 43026), (6060, 38198), (6456, 35855), (7171, 32280), (8070, 28684), (8520, 27169), (10760, 21513), (12120, 19099), (14342, 16140)]