31125990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{269}}^1$

素因数の和:334

約数の個数: 128

約数和(自身を含む): 93312000

約数和(自身を除く): 62186010

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 29, 30, 35, 38, 42, 57, 58, 70, 87, 95, 105, 114, 133, 145, 174, 190, 203, 210, 266, 269, 285, 290, 399, 406, 435, 538, 551, 570, 609, 665, 798, 807, 870, 1015, 1102, 1218, 1330, 1345, 1614, 1653, 1883, 1995, 2030, 2690, 2755, 3045, 3306, 3766, 3857, 3990, 4035, 5111, 5510, 5649, 6090, 7714, 7801, 8070, 8265, 9415, 10222, 11298, 11571, 15333, 15602, 16530, 18830, 19285, 23142, 23403, 25555, 28245, 30666, 35777, 38570, 39005, 46806, 51110, 54607, 56490, 57855, 71554, 76665, 78010, 107331, 109214, 115710, 117015, 148219, 153330, 163821, 178885, 214662, 234030, 273035, 296438, 327642, 357770, 444657, 536655, 546070, 741095, 819105, 889314, 1037533, 1073310, 1482190, 1638210, 2075066, 2223285, 3112599, 4446570, 5187665, 6225198, 10375330, 15562995, 31125990]

約数ペア:

[(1, 31125990), (2, 15562995), (3, 10375330), (5, 6225198), (6, 5187665), (7, 4446570), (10, 3112599), (14, 2223285), (15, 2075066), (19, 1638210), (21, 1482190), (29, 1073310), (30, 1037533), (35, 889314), (38, 819105), (42, 741095), (57, 546070), (58, 536655), (70, 444657), (87, 357770), (95, 327642), (105, 296438), (114, 273035), (133, 234030), (145, 214662), (174, 178885), (190, 163821), (203, 153330), (210, 148219), (266, 117015), (269, 115710), (285, 109214), (290, 107331), (399, 78010), (406, 76665), (435, 71554), (538, 57855), (551, 56490), (570, 54607), (609, 51110), (665, 46806), (798, 39005), (807, 38570), (870, 35777), (1015, 30666), (1102, 28245), (1218, 25555), (1330, 23403), (1345, 23142), (1614, 19285), (1653, 18830), (1883, 16530), (1995, 15602), (2030, 15333), (2690, 11571), (2755, 11298), (3045, 10222), (3306, 9415), (3766, 8265), (3857, 8070), (3990, 7801), (4035, 7714), (5111, 6090), (5510, 5649)]