1898419740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{757}}^1\times {\mathrm{853}}^1$

素因数の和:1636

約数の個数: 144

約数和(自身を含む): 6198851232

約数和(自身を除く): 4300431492

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 757, 853, 980, 1470, 1514, 1706, 2271, 2559, 2940, 3028, 3412, 3785, 4265, 4542, 5118, 5299, 5971, 7570, 8530, 9084, 10236, 10598, 11355, 11942, 12795, 15140, 15897, 17060, 17913, 21196, 22710, 23884, 25590, 26495, 29855, 31794, 35826, 37093, 41797, 45420, 51180, 52990, 59710, 63588, 71652, 74186, 79485, 83594, 89565, 105980, 111279, 119420, 125391, 148372, 158970, 167188, 179130, 185465, 208985, 222558, 250782, 317940, 358260, 370930, 417970, 445116, 501564, 556395, 626955, 645721, 741860, 835940, 1112790, 1253910, 1291442, 1937163, 2225580, 2507820, 2582884, 3228605, 3874326, 4520047, 6457210, 7748652, 9040094, 9685815, 12914420, 13560141, 18080188, 19371630, 22600235, 27120282, 31640329, 38743260, 45200470, 54240564, 63280658, 67800705, 90400940, 94920987, 126561316, 135601410, 158201645, 189841974, 271202820, 316403290, 379683948, 474604935, 632806580, 949209870, 1898419740]

約数ペア:

[(1, 1898419740), (2, 949209870), (3, 632806580), (4, 474604935), (5, 379683948), (6, 316403290), (7, 271202820), (10, 189841974), (12, 158201645), (14, 135601410), (15, 126561316), (20, 94920987), (21, 90400940), (28, 67800705), (30, 63280658), (35, 54240564), (42, 45200470), (49, 38743260), (60, 31640329), (70, 27120282), (84, 22600235), (98, 19371630), (105, 18080188), (140, 13560141), (147, 12914420), (196, 9685815), (210, 9040094), (245, 7748652), (294, 6457210), (420, 4520047), (490, 3874326), (588, 3228605), (735, 2582884), (757, 2507820), (853, 2225580), (980, 1937163), (1470, 1291442), (1514, 1253910), (1706, 1112790), (2271, 835940), (2559, 741860), (2940, 645721), (3028, 626955), (3412, 556395), (3785, 501564), (4265, 445116), (4542, 417970), (5118, 370930), (5299, 358260), (5971, 317940), (7570, 250782), (8530, 222558), (9084, 208985), (10236, 185465), (10598, 179130), (11355, 167188), (11942, 158970), (12795, 148372), (15140, 125391), (15897, 119420), (17060, 111279), (17913, 105980), (21196, 89565), (22710, 83594), (23884, 79485), (25590, 74186), (26495, 71652), (29855, 63588), (31794, 59710), (35826, 52990), (37093, 51180), (41797, 45420)]