128580228

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{2819}}^1$

素因数の和:3017

約数の個数: 72

約数和(自身を含む): 373638720

約数和(自身を除く): 245058492

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 181, 252, 362, 543, 724, 1086, 1267, 1629, 2172, 2534, 2819, 3258, 3801, 5068, 5638, 6516, 7602, 8457, 11276, 11403, 15204, 16914, 19733, 22806, 25371, 33828, 39466, 45612, 50742, 59199, 78932, 101484, 118398, 177597, 236796, 355194, 510239, 710388, 1020478, 1530717, 2040956, 3061434, 3571673, 4592151, 6122868, 7143346, 9184302, 10715019, 14286692, 18368604, 21430038, 32145057, 42860076, 64290114, 128580228]

約数ペア:

[(1, 128580228), (2, 64290114), (3, 42860076), (4, 32145057), (6, 21430038), (7, 18368604), (9, 14286692), (12, 10715019), (14, 9184302), (18, 7143346), (21, 6122868), (28, 4592151), (36, 3571673), (42, 3061434), (63, 2040956), (84, 1530717), (126, 1020478), (181, 710388), (252, 510239), (362, 355194), (543, 236796), (724, 177597), (1086, 118398), (1267, 101484), (1629, 78932), (2172, 59199), (2534, 50742), (2819, 45612), (3258, 39466), (3801, 33828), (5068, 25371), (5638, 22806), (6516, 19733), (7602, 16914), (8457, 15204), (11276, 11403)]