1949666580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{787}}^1\times {\mathrm{13763}}^1$

素因数の和:14565

約数の個数: 72

約数和(自身を含む): 5921933472

約数和(自身を除く): 3972266892

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 787, 1574, 2361, 3148, 3935, 4722, 7083, 7870, 9444, 11805, 13763, 14166, 15740, 23610, 27526, 28332, 35415, 41289, 47220, 55052, 68815, 70830, 82578, 123867, 137630, 141660, 165156, 206445, 247734, 275260, 412890, 495468, 619335, 825780, 1238670, 2477340, 10831481, 21662962, 32494443, 43325924, 54157405, 64988886, 97483329, 108314810, 129977772, 162472215, 194966658, 216629620, 324944430, 389933316, 487416645, 649888860, 974833290, 1949666580]

約数ペア:

[(1, 1949666580), (2, 974833290), (3, 649888860), (4, 487416645), (5, 389933316), (6, 324944430), (9, 216629620), (10, 194966658), (12, 162472215), (15, 129977772), (18, 108314810), (20, 97483329), (30, 64988886), (36, 54157405), (45, 43325924), (60, 32494443), (90, 21662962), (180, 10831481), (787, 2477340), (1574, 1238670), (2361, 825780), (3148, 619335), (3935, 495468), (4722, 412890), (7083, 275260), (7870, 247734), (9444, 206445), (11805, 165156), (13763, 141660), (14166, 137630), (15740, 123867), (23610, 82578), (27526, 70830), (28332, 68815), (35415, 55052), (41289, 47220)]