1972740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1$

素因数の和:98

約数の個数: 144

約数和(自身を含む): 7124544

約数和(自身を除く): 5151804

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 49, 55, 60, 61, 66, 70, 77, 84, 98, 105, 110, 122, 132, 140, 147, 154, 165, 183, 196, 210, 220, 231, 244, 245, 294, 305, 308, 330, 366, 385, 420, 427, 462, 490, 539, 588, 610, 660, 671, 732, 735, 770, 854, 915, 924, 980, 1078, 1155, 1220, 1281, 1342, 1470, 1540, 1617, 1708, 1830, 2013, 2135, 2156, 2310, 2562, 2684, 2695, 2940, 2989, 3234, 3355, 3660, 4026, 4270, 4620, 4697, 5124, 5390, 5978, 6405, 6468, 6710, 8052, 8085, 8540, 8967, 9394, 10065, 10780, 11956, 12810, 13420, 14091, 14945, 16170, 17934, 18788, 20130, 23485, 25620, 28182, 29890, 32340, 32879, 35868, 40260, 44835, 46970, 56364, 59780, 65758, 70455, 89670, 93940, 98637, 131516, 140910, 164395, 179340, 197274, 281820, 328790, 394548, 493185, 657580, 986370, 1972740]

約数ペア:

[(1, 1972740), (2, 986370), (3, 657580), (4, 493185), (5, 394548), (6, 328790), (7, 281820), (10, 197274), (11, 179340), (12, 164395), (14, 140910), (15, 131516), (20, 98637), (21, 93940), (22, 89670), (28, 70455), (30, 65758), (33, 59780), (35, 56364), (42, 46970), (44, 44835), (49, 40260), (55, 35868), (60, 32879), (61, 32340), (66, 29890), (70, 28182), (77, 25620), (84, 23485), (98, 20130), (105, 18788), (110, 17934), (122, 16170), (132, 14945), (140, 14091), (147, 13420), (154, 12810), (165, 11956), (183, 10780), (196, 10065), (210, 9394), (220, 8967), (231, 8540), (244, 8085), (245, 8052), (294, 6710), (305, 6468), (308, 6405), (330, 5978), (366, 5390), (385, 5124), (420, 4697), (427, 4620), (462, 4270), (490, 4026), (539, 3660), (588, 3355), (610, 3234), (660, 2989), (671, 2940), (732, 2695), (735, 2684), (770, 2562), (854, 2310), (915, 2156), (924, 2135), (980, 2013), (1078, 1830), (1155, 1708), (1220, 1617), (1281, 1540), (1342, 1470)]