28360920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1777}}^1$

素因数の和:1817

約数の個数: 128

約数和(自身を含む): 102412800

約数和(自身を除く): 74051880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1330, 1596, 1777, 1995, 2280, 2660, 3192, 3554, 3990, 5320, 5331, 7108, 7980, 8885, 10662, 12439, 14216, 15960, 17770, 21324, 24878, 26655, 33763, 35540, 37317, 42648, 49756, 53310, 62195, 67526, 71080, 74634, 99512, 101289, 106620, 124390, 135052, 149268, 168815, 186585, 202578, 213240, 236341, 248780, 270104, 298536, 337630, 373170, 405156, 472682, 497560, 506445, 675260, 709023, 746340, 810312, 945364, 1012890, 1181705, 1350520, 1418046, 1492680, 1890728, 2025780, 2363410, 2836092, 3545115, 4051560, 4726820, 5672184, 7090230, 9453640, 14180460, 28360920]

約数ペア:

[(1, 28360920), (2, 14180460), (3, 9453640), (4, 7090230), (5, 5672184), (6, 4726820), (7, 4051560), (8, 3545115), (10, 2836092), (12, 2363410), (14, 2025780), (15, 1890728), (19, 1492680), (20, 1418046), (21, 1350520), (24, 1181705), (28, 1012890), (30, 945364), (35, 810312), (38, 746340), (40, 709023), (42, 675260), (56, 506445), (57, 497560), (60, 472682), (70, 405156), (76, 373170), (84, 337630), (95, 298536), (105, 270104), (114, 248780), (120, 236341), (133, 213240), (140, 202578), (152, 186585), (168, 168815), (190, 149268), (210, 135052), (228, 124390), (266, 106620), (280, 101289), (285, 99512), (380, 74634), (399, 71080), (420, 67526), (456, 62195), (532, 53310), (570, 49756), (665, 42648), (760, 37317), (798, 35540), (840, 33763), (1064, 26655), (1140, 24878), (1330, 21324), (1596, 17770), (1777, 15960), (1995, 14216), (2280, 12439), (2660, 10662), (3192, 8885), (3554, 7980), (3990, 7108), (5320, 5331)]