28446600

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{521}}^1$

素因数の和:560

約数の個数: 192

約数和(自身を含む): 108743040

約数和(自身を除く): 80296440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 25, 26, 28, 30, 35, 39, 40, 42, 50, 52, 56, 60, 65, 70, 75, 78, 84, 91, 100, 104, 105, 120, 130, 140, 150, 156, 168, 175, 182, 195, 200, 210, 260, 273, 280, 300, 312, 325, 350, 364, 390, 420, 455, 520, 521, 525, 546, 600, 650, 700, 728, 780, 840, 910, 975, 1042, 1050, 1092, 1300, 1365, 1400, 1560, 1563, 1820, 1950, 2084, 2100, 2184, 2275, 2600, 2605, 2730, 3126, 3640, 3647, 3900, 4168, 4200, 4550, 5210, 5460, 6252, 6773, 6825, 7294, 7800, 7815, 9100, 10420, 10920, 10941, 12504, 13025, 13546, 13650, 14588, 15630, 18200, 18235, 20319, 20840, 21882, 26050, 27092, 27300, 29176, 31260, 33865, 36470, 39075, 40638, 43764, 47411, 52100, 54184, 54600, 54705, 62520, 67730, 72940, 78150, 81276, 87528, 91175, 94822, 101595, 104200, 109410, 135460, 142233, 145880, 156300, 162552, 169325, 182350, 189644, 203190, 218820, 237055, 270920, 273525, 284466, 312600, 338650, 364700, 379288, 406380, 437640, 474110, 507975, 547050, 568932, 677300, 711165, 729400, 812760, 948220, 1015950, 1094100, 1137864, 1185275, 1354600, 1422330, 1896440, 2031900, 2188200, 2370550, 2844660, 3555825, 4063800, 4741100, 5689320, 7111650, 9482200, 14223300, 28446600]

約数ペア:

[(1, 28446600), (2, 14223300), (3, 9482200), (4, 7111650), (5, 5689320), (6, 4741100), (7, 4063800), (8, 3555825), (10, 2844660), (12, 2370550), (13, 2188200), (14, 2031900), (15, 1896440), (20, 1422330), (21, 1354600), (24, 1185275), (25, 1137864), (26, 1094100), (28, 1015950), (30, 948220), (35, 812760), (39, 729400), (40, 711165), (42, 677300), (50, 568932), (52, 547050), (56, 507975), (60, 474110), (65, 437640), (70, 406380), (75, 379288), (78, 364700), (84, 338650), (91, 312600), (100, 284466), (104, 273525), (105, 270920), (120, 237055), (130, 218820), (140, 203190), (150, 189644), (156, 182350), (168, 169325), (175, 162552), (182, 156300), (195, 145880), (200, 142233), (210, 135460), (260, 109410), (273, 104200), (280, 101595), (300, 94822), (312, 91175), (325, 87528), (350, 81276), (364, 78150), (390, 72940), (420, 67730), (455, 62520), (520, 54705), (521, 54600), (525, 54184), (546, 52100), (600, 47411), (650, 43764), (700, 40638), (728, 39075), (780, 36470), (840, 33865), (910, 31260), (975, 29176), (1042, 27300), (1050, 27092), (1092, 26050), (1300, 21882), (1365, 20840), (1400, 20319), (1560, 18235), (1563, 18200), (1820, 15630), (1950, 14588), (2084, 13650), (2100, 13546), (2184, 13025), (2275, 12504), (2600, 10941), (2605, 10920), (2730, 10420), (3126, 9100), (3640, 7815), (3647, 7800), (3900, 7294), (4168, 6825), (4200, 6773), (4550, 6252), (5210, 5460)]