231586380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{18121}}^1$

素因数の和:18207

約数の個数: 72

約数和(自身を含む): 712412064

約数和(自身を除く): 480825684

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6390, 12780, 18121, 36242, 54363, 72484, 90605, 108726, 163089, 181210, 217452, 271815, 326178, 362420, 543630, 652356, 815445, 1087260, 1286591, 1630890, 2573182, 3261780, 3859773, 5146364, 6432955, 7719546, 11579319, 12865910, 15439092, 19298865, 23158638, 25731820, 38597730, 46317276, 57896595, 77195460, 115793190, 231586380]

約数ペア:

[(1, 231586380), (2, 115793190), (3, 77195460), (4, 57896595), (5, 46317276), (6, 38597730), (9, 25731820), (10, 23158638), (12, 19298865), (15, 15439092), (18, 12865910), (20, 11579319), (30, 7719546), (36, 6432955), (45, 5146364), (60, 3859773), (71, 3261780), (90, 2573182), (142, 1630890), (180, 1286591), (213, 1087260), (284, 815445), (355, 652356), (426, 543630), (639, 362420), (710, 326178), (852, 271815), (1065, 217452), (1278, 181210), (1420, 163089), (2130, 108726), (2556, 90605), (3195, 72484), (4260, 54363), (6390, 36242), (12780, 18121)]