139388940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{769}}^1$

素因数の和:856

約数の個数: 144

約数和(自身を含む): 454053600

約数和(自身を除く): 314664660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 53, 57, 60, 76, 90, 95, 106, 114, 159, 171, 180, 190, 212, 228, 265, 285, 318, 342, 380, 477, 530, 570, 636, 684, 769, 795, 855, 954, 1007, 1060, 1140, 1538, 1590, 1710, 1908, 2014, 2307, 2385, 3021, 3076, 3180, 3420, 3845, 4028, 4614, 4770, 5035, 6042, 6921, 7690, 9063, 9228, 9540, 10070, 11535, 12084, 13842, 14611, 15105, 15380, 18126, 20140, 23070, 27684, 29222, 30210, 34605, 36252, 40757, 43833, 45315, 46140, 58444, 60420, 69210, 73055, 81514, 87666, 90630, 122271, 131499, 138420, 146110, 163028, 175332, 181260, 203785, 219165, 244542, 262998, 292220, 366813, 407570, 438330, 489084, 525996, 611355, 657495, 733626, 774383, 815140, 876660, 1222710, 1314990, 1467252, 1548766, 1834065, 2323149, 2445420, 2629980, 3097532, 3668130, 3871915, 4646298, 6969447, 7336260, 7743830, 9292596, 11615745, 13938894, 15487660, 23231490, 27877788, 34847235, 46462980, 69694470, 139388940]

約数ペア:

[(1, 139388940), (2, 69694470), (3, 46462980), (4, 34847235), (5, 27877788), (6, 23231490), (9, 15487660), (10, 13938894), (12, 11615745), (15, 9292596), (18, 7743830), (19, 7336260), (20, 6969447), (30, 4646298), (36, 3871915), (38, 3668130), (45, 3097532), (53, 2629980), (57, 2445420), (60, 2323149), (76, 1834065), (90, 1548766), (95, 1467252), (106, 1314990), (114, 1222710), (159, 876660), (171, 815140), (180, 774383), (190, 733626), (212, 657495), (228, 611355), (265, 525996), (285, 489084), (318, 438330), (342, 407570), (380, 366813), (477, 292220), (530, 262998), (570, 244542), (636, 219165), (684, 203785), (769, 181260), (795, 175332), (855, 163028), (954, 146110), (1007, 138420), (1060, 131499), (1140, 122271), (1538, 90630), (1590, 87666), (1710, 81514), (1908, 73055), (2014, 69210), (2307, 60420), (2385, 58444), (3021, 46140), (3076, 45315), (3180, 43833), (3420, 40757), (3845, 36252), (4028, 34605), (4614, 30210), (4770, 29222), (5035, 27684), (6042, 23070), (6921, 20140), (7690, 18126), (9063, 15380), (9228, 15105), (9540, 14611), (10070, 13842), (11535, 12084)]