181499220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{509}}^1$

素因数の和:814

約数の個数: 144

約数和(自身を含む): 632661120

約数和(自身を除く): 451161900

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 283, 315, 420, 509, 566, 630, 849, 1018, 1132, 1260, 1415, 1527, 1698, 1981, 2036, 2545, 2547, 2830, 3054, 3396, 3563, 3962, 4245, 4581, 5090, 5094, 5660, 5943, 6108, 7126, 7635, 7924, 8490, 9162, 9905, 10180, 10188, 10689, 11886, 12735, 14252, 15270, 16980, 17815, 17829, 18324, 19810, 21378, 22905, 23772, 25470, 29715, 30540, 32067, 35630, 35658, 39620, 42756, 45810, 50940, 53445, 59430, 64134, 71260, 71316, 89145, 91620, 106890, 118860, 128268, 144047, 160335, 178290, 213780, 288094, 320670, 356580, 432141, 576188, 641340, 720235, 864282, 1008329, 1296423, 1440470, 1728564, 2016658, 2160705, 2592846, 2880940, 3024987, 4033316, 4321410, 5041645, 5185692, 6049974, 6482115, 8642820, 9074961, 10083290, 12099948, 12964230, 15124935, 18149922, 20166580, 25928460, 30249870, 36299844, 45374805, 60499740, 90749610, 181499220]

約数ペア:

[(1, 181499220), (2, 90749610), (3, 60499740), (4, 45374805), (5, 36299844), (6, 30249870), (7, 25928460), (9, 20166580), (10, 18149922), (12, 15124935), (14, 12964230), (15, 12099948), (18, 10083290), (20, 9074961), (21, 8642820), (28, 6482115), (30, 6049974), (35, 5185692), (36, 5041645), (42, 4321410), (45, 4033316), (60, 3024987), (63, 2880940), (70, 2592846), (84, 2160705), (90, 2016658), (105, 1728564), (126, 1440470), (140, 1296423), (180, 1008329), (210, 864282), (252, 720235), (283, 641340), (315, 576188), (420, 432141), (509, 356580), (566, 320670), (630, 288094), (849, 213780), (1018, 178290), (1132, 160335), (1260, 144047), (1415, 128268), (1527, 118860), (1698, 106890), (1981, 91620), (2036, 89145), (2545, 71316), (2547, 71260), (2830, 64134), (3054, 59430), (3396, 53445), (3563, 50940), (3962, 45810), (4245, 42756), (4581, 39620), (5090, 35658), (5094, 35630), (5660, 32067), (5943, 30540), (6108, 29715), (7126, 25470), (7635, 23772), (7924, 22905), (8490, 21378), (9162, 19810), (9905, 18324), (10180, 17829), (10188, 17815), (10689, 16980), (11886, 15270), (12735, 14252)]