28185578100

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{887}}^1\times {\mathrm{3923}}^1$

素因数の和:4836

約数の個数: 180

約数和(自身を含む): 91492831584

約数和(自身を除く): 63307253484

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 225, 270, 300, 324, 405, 450, 540, 675, 810, 887, 900, 1350, 1620, 1774, 2025, 2661, 2700, 3548, 3923, 4050, 4435, 5322, 7846, 7983, 8100, 8870, 10644, 11769, 13305, 15692, 15966, 17740, 19615, 22175, 23538, 23949, 26610, 31932, 35307, 39230, 39915, 44350, 47076, 47898, 53220, 58845, 66525, 70614, 71847, 78460, 79830, 88700, 95796, 98075, 105921, 117690, 119745, 133050, 141228, 143694, 159660, 176535, 196150, 199575, 211842, 235380, 239490, 266100, 287388, 294225, 317763, 353070, 359235, 392300, 399150, 423684, 478980, 529605, 588450, 598725, 635526, 706140, 718470, 798300, 882675, 1059210, 1176900, 1197450, 1271052, 1436940, 1588815, 1765350, 1796175, 2118420, 2394900, 2648025, 3177630, 3479701, 3530700, 3592350, 5296050, 6355260, 6959402, 7184700, 7944075, 10439103, 10592100, 13918804, 15888150, 17398505, 20878206, 31317309, 31776300, 34797010, 41756412, 52195515, 62634618, 69594020, 86992525, 93951927, 104391030, 125269236, 156586545, 173985050, 187903854, 208782060, 260977575, 281855781, 313173090, 347970100, 375807708, 469759635, 521955150, 563711562, 626346180, 782932725, 939519270, 1043910300, 1127423124, 1409278905, 1565865450, 1879038540, 2348798175, 2818557810, 3131730900, 4697596350, 5637115620, 7046394525, 9395192700, 14092789050, 28185578100]

約数ペア:

[(1, 28185578100), (2, 14092789050), (3, 9395192700), (4, 7046394525), (5, 5637115620), (6, 4697596350), (9, 3131730900), (10, 2818557810), (12, 2348798175), (15, 1879038540), (18, 1565865450), (20, 1409278905), (25, 1127423124), (27, 1043910300), (30, 939519270), (36, 782932725), (45, 626346180), (50, 563711562), (54, 521955150), (60, 469759635), (75, 375807708), (81, 347970100), (90, 313173090), (100, 281855781), (108, 260977575), (135, 208782060), (150, 187903854), (162, 173985050), (180, 156586545), (225, 125269236), (270, 104391030), (300, 93951927), (324, 86992525), (405, 69594020), (450, 62634618), (540, 52195515), (675, 41756412), (810, 34797010), (887, 31776300), (900, 31317309), (1350, 20878206), (1620, 17398505), (1774, 15888150), (2025, 13918804), (2661, 10592100), (2700, 10439103), (3548, 7944075), (3923, 7184700), (4050, 6959402), (4435, 6355260), (5322, 5296050), (7846, 3592350), (7983, 3530700), (8100, 3479701), (8870, 3177630), (10644, 2648025), (11769, 2394900), (13305, 2118420), (15692, 1796175), (15966, 1765350), (17740, 1588815), (19615, 1436940), (22175, 1271052), (23538, 1197450), (23949, 1176900), (26610, 1059210), (31932, 882675), (35307, 798300), (39230, 718470), (39915, 706140), (44350, 635526), (47076, 598725), (47898, 588450), (53220, 529605), (58845, 478980), (66525, 423684), (70614, 399150), (71847, 392300), (78460, 359235), (79830, 353070), (88700, 317763), (95796, 294225), (98075, 287388), (105921, 266100), (117690, 239490), (119745, 235380), (133050, 211842), (141228, 199575), (143694, 196150), (159660, 176535)]