2313180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:267

約数の個数: 72

約数和(自身を含む): 7154784

約数和(自身を除く): 4841604

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 181, 213, 284, 355, 362, 426, 543, 639, 710, 724, 852, 905, 1065, 1086, 1278, 1420, 1629, 1810, 2130, 2172, 2556, 2715, 3195, 3258, 3620, 4260, 5430, 6390, 6516, 8145, 10860, 12780, 12851, 16290, 25702, 32580, 38553, 51404, 64255, 77106, 115659, 128510, 154212, 192765, 231318, 257020, 385530, 462636, 578295, 771060, 1156590, 2313180]

約数ペア:

[(1, 2313180), (2, 1156590), (3, 771060), (4, 578295), (5, 462636), (6, 385530), (9, 257020), (10, 231318), (12, 192765), (15, 154212), (18, 128510), (20, 115659), (30, 77106), (36, 64255), (45, 51404), (60, 38553), (71, 32580), (90, 25702), (142, 16290), (180, 12851), (181, 12780), (213, 10860), (284, 8145), (355, 6516), (362, 6390), (426, 5430), (543, 4260), (639, 3620), (710, 3258), (724, 3195), (852, 2715), (905, 2556), (1065, 2172), (1086, 2130), (1278, 1810), (1420, 1629)]