898366980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{9857}}^1$

素因数の和:9914

約数の個数: 144

約数和(自身を含む): 3020806656

約数和(自身を除く): 2122439676

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 49, 60, 62, 70, 84, 93, 98, 105, 124, 140, 147, 155, 186, 196, 210, 217, 245, 294, 310, 372, 420, 434, 465, 490, 588, 620, 651, 735, 868, 930, 980, 1085, 1302, 1470, 1519, 1860, 2170, 2604, 2940, 3038, 3255, 4340, 4557, 6076, 6510, 7595, 9114, 9857, 13020, 15190, 18228, 19714, 22785, 29571, 30380, 39428, 45570, 49285, 59142, 68999, 91140, 98570, 118284, 137998, 147855, 197140, 206997, 275996, 295710, 305567, 344995, 413994, 482993, 591420, 611134, 689990, 827988, 916701, 965986, 1034985, 1222268, 1379980, 1448979, 1527835, 1833402, 1931972, 2069970, 2138969, 2414965, 2897958, 3055670, 3666804, 4139940, 4277938, 4583505, 4829930, 5795916, 6111340, 6416907, 7244895, 8555876, 9167010, 9659860, 10694845, 12833814, 14489790, 14972783, 18334020, 21389690, 25667628, 28979580, 29945566, 32084535, 42779380, 44918349, 59891132, 64169070, 74863915, 89836698, 128338140, 149727830, 179673396, 224591745, 299455660, 449183490, 898366980]

約数ペア:

[(1, 898366980), (2, 449183490), (3, 299455660), (4, 224591745), (5, 179673396), (6, 149727830), (7, 128338140), (10, 89836698), (12, 74863915), (14, 64169070), (15, 59891132), (20, 44918349), (21, 42779380), (28, 32084535), (30, 29945566), (31, 28979580), (35, 25667628), (42, 21389690), (49, 18334020), (60, 14972783), (62, 14489790), (70, 12833814), (84, 10694845), (93, 9659860), (98, 9167010), (105, 8555876), (124, 7244895), (140, 6416907), (147, 6111340), (155, 5795916), (186, 4829930), (196, 4583505), (210, 4277938), (217, 4139940), (245, 3666804), (294, 3055670), (310, 2897958), (372, 2414965), (420, 2138969), (434, 2069970), (465, 1931972), (490, 1833402), (588, 1527835), (620, 1448979), (651, 1379980), (735, 1222268), (868, 1034985), (930, 965986), (980, 916701), (1085, 827988), (1302, 689990), (1470, 611134), (1519, 591420), (1860, 482993), (2170, 413994), (2604, 344995), (2940, 305567), (3038, 295710), (3255, 275996), (4340, 206997), (4557, 197140), (6076, 147855), (6510, 137998), (7595, 118284), (9114, 98570), (9857, 91140), (13020, 68999), (15190, 59142), (18228, 49285), (19714, 45570), (22785, 39428), (29571, 30380)]