2220999900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{797}}^1\times {\mathrm{1327}}^1$

素因数の和:2148

約数の個数: 144

約数和(自身を含む): 7358862336

約数和(自身を除く): 5137862436

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 797, 1050, 1327, 1594, 2100, 2391, 2654, 3188, 3981, 3985, 4782, 5308, 5579, 6635, 7962, 7970, 9289, 9564, 11158, 11955, 13270, 15924, 15940, 16737, 18578, 19905, 19925, 22316, 23910, 26540, 27867, 27895, 33175, 33474, 37156, 39810, 39850, 46445, 47820, 55734, 55790, 59775, 66350, 66948, 79620, 79700, 83685, 92890, 99525, 111468, 111580, 119550, 132700, 139335, 139475, 167370, 185780, 199050, 232225, 239100, 278670, 278950, 334740, 398100, 418425, 464450, 557340, 557900, 696675, 836850, 928900, 1057619, 1393350, 1673700, 2115238, 2786700, 3172857, 4230476, 5288095, 6345714, 7403333, 10576190, 12691428, 14806666, 15864285, 21152380, 22209999, 26440475, 29613332, 31728570, 37016665, 44419998, 52880950, 63457140, 74033330, 79321425, 88839996, 105761900, 111049995, 148066660, 158642850, 185083325, 222099990, 317285700, 370166650, 444199980, 555249975, 740333300, 1110499950, 2220999900]

約数ペア:

[(1, 2220999900), (2, 1110499950), (3, 740333300), (4, 555249975), (5, 444199980), (6, 370166650), (7, 317285700), (10, 222099990), (12, 185083325), (14, 158642850), (15, 148066660), (20, 111049995), (21, 105761900), (25, 88839996), (28, 79321425), (30, 74033330), (35, 63457140), (42, 52880950), (50, 44419998), (60, 37016665), (70, 31728570), (75, 29613332), (84, 26440475), (100, 22209999), (105, 21152380), (140, 15864285), (150, 14806666), (175, 12691428), (210, 10576190), (300, 7403333), (350, 6345714), (420, 5288095), (525, 4230476), (700, 3172857), (797, 2786700), (1050, 2115238), (1327, 1673700), (1594, 1393350), (2100, 1057619), (2391, 928900), (2654, 836850), (3188, 696675), (3981, 557900), (3985, 557340), (4782, 464450), (5308, 418425), (5579, 398100), (6635, 334740), (7962, 278950), (7970, 278670), (9289, 239100), (9564, 232225), (11158, 199050), (11955, 185780), (13270, 167370), (15924, 139475), (15940, 139335), (16737, 132700), (18578, 119550), (19905, 111580), (19925, 111468), (22316, 99525), (23910, 92890), (26540, 83685), (27867, 79700), (27895, 79620), (33175, 66948), (33474, 66350), (37156, 59775), (39810, 55790), (39850, 55734), (46445, 47820)]