42838560

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{419}}^1$

素因数の和:511

約数の個数: 144

約数和(自身を含む): 148599360

約数和(自身を除く): 105760800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 71, 72, 80, 90, 96, 120, 142, 144, 160, 180, 213, 240, 284, 288, 355, 360, 419, 426, 480, 568, 639, 710, 720, 838, 852, 1065, 1136, 1257, 1278, 1420, 1440, 1676, 1704, 2095, 2130, 2272, 2514, 2556, 2840, 3195, 3352, 3408, 3771, 4190, 4260, 5028, 5112, 5680, 6285, 6390, 6704, 6816, 7542, 8380, 8520, 10056, 10224, 11360, 12570, 12780, 13408, 15084, 16760, 17040, 18855, 20112, 20448, 25140, 25560, 29749, 30168, 33520, 34080, 37710, 40224, 50280, 51120, 59498, 60336, 67040, 75420, 89247, 100560, 102240, 118996, 120672, 148745, 150840, 178494, 201120, 237992, 267741, 297490, 301680, 356988, 446235, 475984, 535482, 594980, 603360, 713976, 892470, 951968, 1070964, 1189960, 1338705, 1427952, 1784940, 2141928, 2379920, 2677410, 2855904, 3569880, 4283856, 4759840, 5354820, 7139760, 8567712, 10709640, 14279520, 21419280, 42838560]

約数ペア:

[(1, 42838560), (2, 21419280), (3, 14279520), (4, 10709640), (5, 8567712), (6, 7139760), (8, 5354820), (9, 4759840), (10, 4283856), (12, 3569880), (15, 2855904), (16, 2677410), (18, 2379920), (20, 2141928), (24, 1784940), (30, 1427952), (32, 1338705), (36, 1189960), (40, 1070964), (45, 951968), (48, 892470), (60, 713976), (71, 603360), (72, 594980), (80, 535482), (90, 475984), (96, 446235), (120, 356988), (142, 301680), (144, 297490), (160, 267741), (180, 237992), (213, 201120), (240, 178494), (284, 150840), (288, 148745), (355, 120672), (360, 118996), (419, 102240), (426, 100560), (480, 89247), (568, 75420), (639, 67040), (710, 60336), (720, 59498), (838, 51120), (852, 50280), (1065, 40224), (1136, 37710), (1257, 34080), (1278, 33520), (1420, 30168), (1440, 29749), (1676, 25560), (1704, 25140), (2095, 20448), (2130, 20112), (2272, 18855), (2514, 17040), (2556, 16760), (2840, 15084), (3195, 13408), (3352, 12780), (3408, 12570), (3771, 11360), (4190, 10224), (4260, 10056), (5028, 8520), (5112, 8380), (5680, 7542), (6285, 6816), (6390, 6704)]