2191561740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{4049}}^1$

素因数の和:4192

約数の個数: 144

約数和(自身を含む): 6934636800

約数和(自身を除く): 4743075060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 97, 124, 155, 180, 186, 194, 279, 291, 310, 372, 388, 465, 485, 558, 582, 620, 873, 930, 970, 1116, 1164, 1395, 1455, 1746, 1860, 1940, 2790, 2910, 3007, 3492, 4049, 4365, 5580, 5820, 6014, 8098, 8730, 9021, 12028, 12147, 15035, 16196, 17460, 18042, 20245, 24294, 27063, 30070, 36084, 36441, 40490, 45105, 48588, 54126, 60140, 60735, 72882, 80980, 90210, 108252, 121470, 125519, 135315, 145764, 180420, 182205, 242940, 251038, 270630, 364410, 376557, 392753, 502076, 541260, 627595, 728820, 753114, 785506, 1129671, 1178259, 1255190, 1506228, 1571012, 1882785, 1963765, 2259342, 2356518, 2510380, 3534777, 3765570, 3927530, 4518684, 4713036, 5648355, 5891295, 7069554, 7531140, 7855060, 11296710, 11782590, 12175343, 14139108, 17673885, 22593420, 23565180, 24350686, 35347770, 36526029, 48701372, 60876715, 70695540, 73052058, 109578087, 121753430, 146104116, 182630145, 219156174, 243506860, 365260290, 438312348, 547890435, 730520580, 1095780870, 2191561740]

約数ペア:

[(1, 2191561740), (2, 1095780870), (3, 730520580), (4, 547890435), (5, 438312348), (6, 365260290), (9, 243506860), (10, 219156174), (12, 182630145), (15, 146104116), (18, 121753430), (20, 109578087), (30, 73052058), (31, 70695540), (36, 60876715), (45, 48701372), (60, 36526029), (62, 35347770), (90, 24350686), (93, 23565180), (97, 22593420), (124, 17673885), (155, 14139108), (180, 12175343), (186, 11782590), (194, 11296710), (279, 7855060), (291, 7531140), (310, 7069554), (372, 5891295), (388, 5648355), (465, 4713036), (485, 4518684), (558, 3927530), (582, 3765570), (620, 3534777), (873, 2510380), (930, 2356518), (970, 2259342), (1116, 1963765), (1164, 1882785), (1395, 1571012), (1455, 1506228), (1746, 1255190), (1860, 1178259), (1940, 1129671), (2790, 785506), (2910, 753114), (3007, 728820), (3492, 627595), (4049, 541260), (4365, 502076), (5580, 392753), (5820, 376557), (6014, 364410), (8098, 270630), (8730, 251038), (9021, 242940), (12028, 182205), (12147, 180420), (15035, 145764), (16196, 135315), (17460, 125519), (18042, 121470), (20245, 108252), (24294, 90210), (27063, 80980), (30070, 72882), (36084, 60735), (36441, 60140), (40490, 54126), (45105, 48588)]