28163345980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{379}}^1\times {\mathrm{661}}^1$

素因数の和:1140

約数の個数: 192

約数和(自身を含む): 75057454080

約数和(自身を除く): 46894108100

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 73, 77, 110, 140, 146, 154, 220, 292, 308, 365, 379, 385, 511, 661, 730, 758, 770, 803, 1022, 1322, 1460, 1516, 1540, 1606, 1895, 2044, 2555, 2644, 2653, 3212, 3305, 3790, 4015, 4169, 4627, 5110, 5306, 5621, 6610, 7271, 7580, 8030, 8338, 9254, 10220, 10612, 11242, 13220, 13265, 14542, 16060, 16676, 18508, 20845, 22484, 23135, 26530, 27667, 28105, 29084, 29183, 36355, 41690, 46270, 48253, 50897, 53060, 55334, 56210, 58366, 72710, 83380, 92540, 96506, 101794, 110668, 112420, 116732, 138335, 145420, 145915, 193012, 193669, 203588, 241265, 250519, 254485, 276670, 291830, 304337, 337771, 387338, 482530, 501038, 508970, 530783, 553340, 583660, 608674, 675542, 774676, 965060, 968345, 1002076, 1017940, 1061566, 1217348, 1252595, 1351084, 1521685, 1688855, 1753633, 1936690, 2123132, 2130359, 2505190, 2653915, 2755709, 3043370, 3377710, 3507266, 3715481, 3873380, 4260718, 5010380, 5307830, 5511418, 6086740, 6755420, 7014532, 7430962, 8521436, 8768165, 10615660, 10651795, 11022836, 13778545, 14861924, 17536330, 18287887, 18577405, 19289963, 21303590, 27557090, 35072660, 36575774, 37154810, 38579926, 42607180, 55114180, 73151548, 74309620, 77159852, 91439435, 96449815, 128015209, 182878870, 192899630, 201166757, 256030418, 365757740, 385799260, 402333514, 512060836, 640076045, 804667028, 1005833785, 1280152090, 1408167299, 2011667570, 2560304180, 2816334598, 4023335140, 5632669196, 7040836495, 14081672990, 28163345980]

約数ペア:

[(1, 28163345980), (2, 14081672990), (4, 7040836495), (5, 5632669196), (7, 4023335140), (10, 2816334598), (11, 2560304180), (14, 2011667570), (20, 1408167299), (22, 1280152090), (28, 1005833785), (35, 804667028), (44, 640076045), (55, 512060836), (70, 402333514), (73, 385799260), (77, 365757740), (110, 256030418), (140, 201166757), (146, 192899630), (154, 182878870), (220, 128015209), (292, 96449815), (308, 91439435), (365, 77159852), (379, 74309620), (385, 73151548), (511, 55114180), (661, 42607180), (730, 38579926), (758, 37154810), (770, 36575774), (803, 35072660), (1022, 27557090), (1322, 21303590), (1460, 19289963), (1516, 18577405), (1540, 18287887), (1606, 17536330), (1895, 14861924), (2044, 13778545), (2555, 11022836), (2644, 10651795), (2653, 10615660), (3212, 8768165), (3305, 8521436), (3790, 7430962), (4015, 7014532), (4169, 6755420), (4627, 6086740), (5110, 5511418), (5306, 5307830), (5621, 5010380), (6610, 4260718), (7271, 3873380), (7580, 3715481), (8030, 3507266), (8338, 3377710), (9254, 3043370), (10220, 2755709), (10612, 2653915), (11242, 2505190), (13220, 2130359), (13265, 2123132), (14542, 1936690), (16060, 1753633), (16676, 1688855), (18508, 1521685), (20845, 1351084), (22484, 1252595), (23135, 1217348), (26530, 1061566), (27667, 1017940), (28105, 1002076), (29084, 968345), (29183, 965060), (36355, 774676), (41690, 675542), (46270, 608674), (48253, 583660), (50897, 553340), (53060, 530783), (55334, 508970), (56210, 501038), (58366, 482530), (72710, 387338), (83380, 337771), (92540, 304337), (96506, 291830), (101794, 276670), (110668, 254485), (112420, 250519), (116732, 241265), (138335, 203588), (145420, 193669), (145915, 193012)]