161067940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1$

素因数の和:194

約数の個数: 144

約数和(自身を含む): 407554560

約数和(自身を除く): 246486620

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 31, 38, 44, 55, 62, 76, 95, 110, 113, 121, 124, 155, 190, 209, 220, 226, 242, 310, 341, 380, 418, 452, 484, 565, 589, 605, 620, 682, 836, 1045, 1130, 1178, 1210, 1243, 1364, 1705, 2090, 2147, 2260, 2299, 2356, 2420, 2486, 2945, 3410, 3503, 3751, 4180, 4294, 4598, 4972, 5890, 6215, 6479, 6820, 7006, 7502, 8588, 9196, 10735, 11495, 11780, 12430, 12958, 13673, 14012, 15004, 17515, 18755, 21470, 22990, 23617, 24860, 25916, 27346, 32395, 35030, 37510, 38533, 42940, 45980, 47234, 54692, 64790, 66557, 68365, 70060, 71269, 75020, 77066, 94468, 118085, 129580, 133114, 136730, 142538, 154132, 192665, 236170, 259787, 266228, 273460, 285076, 332785, 356345, 385330, 423863, 472340, 519574, 665570, 712690, 732127, 770660, 847726, 1039148, 1298935, 1331140, 1425380, 1464254, 1695452, 2119315, 2597870, 2928508, 3660635, 4238630, 5195740, 7321270, 8053397, 8477260, 14642540, 16106794, 32213588, 40266985, 80533970, 161067940]

約数ペア:

[(1, 161067940), (2, 80533970), (4, 40266985), (5, 32213588), (10, 16106794), (11, 14642540), (19, 8477260), (20, 8053397), (22, 7321270), (31, 5195740), (38, 4238630), (44, 3660635), (55, 2928508), (62, 2597870), (76, 2119315), (95, 1695452), (110, 1464254), (113, 1425380), (121, 1331140), (124, 1298935), (155, 1039148), (190, 847726), (209, 770660), (220, 732127), (226, 712690), (242, 665570), (310, 519574), (341, 472340), (380, 423863), (418, 385330), (452, 356345), (484, 332785), (565, 285076), (589, 273460), (605, 266228), (620, 259787), (682, 236170), (836, 192665), (1045, 154132), (1130, 142538), (1178, 136730), (1210, 133114), (1243, 129580), (1364, 118085), (1705, 94468), (2090, 77066), (2147, 75020), (2260, 71269), (2299, 70060), (2356, 68365), (2420, 66557), (2486, 64790), (2945, 54692), (3410, 47234), (3503, 45980), (3751, 42940), (4180, 38533), (4294, 37510), (4598, 35030), (4972, 32395), (5890, 27346), (6215, 25916), (6479, 24860), (6820, 23617), (7006, 22990), (7502, 21470), (8588, 18755), (9196, 17515), (10735, 15004), (11495, 14012), (11780, 13673), (12430, 12958)]