211319640

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{83857}}^1$

素因数の和:83881

約数の個数: 96

約数和(自身を含む): 784910880

約数和(自身を除く): 573591240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 83857, 167714, 251571, 335428, 419285, 503142, 586999, 670856, 754713, 838570, 1006284, 1173998, 1257855, 1509426, 1677140, 1760997, 2012568, 2347996, 2515710, 2934995, 3018852, 3354280, 3521994, 3773565, 4695992, 5031420, 5282991, 5869990, 6037704, 7043988, 7547130, 8804985, 10062840, 10565982, 11739980, 14087976, 15094260, 17609970, 21131964, 23479960, 26414955, 30188520, 35219940, 42263928, 52829910, 70439880, 105659820, 211319640]

約数ペア:

[(1, 211319640), (2, 105659820), (3, 70439880), (4, 52829910), (5, 42263928), (6, 35219940), (7, 30188520), (8, 26414955), (9, 23479960), (10, 21131964), (12, 17609970), (14, 15094260), (15, 14087976), (18, 11739980), (20, 10565982), (21, 10062840), (24, 8804985), (28, 7547130), (30, 7043988), (35, 6037704), (36, 5869990), (40, 5282991), (42, 5031420), (45, 4695992), (56, 3773565), (60, 3521994), (63, 3354280), (70, 3018852), (72, 2934995), (84, 2515710), (90, 2347996), (105, 2012568), (120, 1760997), (126, 1677140), (140, 1509426), (168, 1257855), (180, 1173998), (210, 1006284), (252, 838570), (280, 754713), (315, 670856), (360, 586999), (420, 503142), (504, 419285), (630, 335428), (840, 251571), (1260, 167714), (2520, 83857)]