242958890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1049}}^1$

素因数の和:1151

約数の個数: 64

約数和(自身を含む): 489888000

約数和(自身を除く): 246929110

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 53, 95, 106, 115, 190, 230, 265, 437, 530, 874, 1007, 1049, 1219, 2014, 2098, 2185, 2438, 4370, 5035, 5245, 6095, 10070, 10490, 12190, 19931, 23161, 24127, 39862, 46322, 48254, 55597, 99655, 111194, 115805, 120635, 199310, 231610, 241270, 277985, 458413, 555970, 916826, 1056343, 1278731, 2112686, 2292065, 2557462, 4584130, 5281715, 6393655, 10563430, 12787310, 24295889, 48591778, 121479445, 242958890]

約数ペア:

[(1, 242958890), (2, 121479445), (5, 48591778), (10, 24295889), (19, 12787310), (23, 10563430), (38, 6393655), (46, 5281715), (53, 4584130), (95, 2557462), (106, 2292065), (115, 2112686), (190, 1278731), (230, 1056343), (265, 916826), (437, 555970), (530, 458413), (874, 277985), (1007, 241270), (1049, 231610), (1219, 199310), (2014, 120635), (2098, 115805), (2185, 111194), (2438, 99655), (4370, 55597), (5035, 48254), (5245, 46322), (6095, 39862), (10070, 24127), (10490, 23161), (12190, 19931)]