28776300

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:288

約数の個数: 144

約数和(自身を含む): 96993792

約数和(自身を除く): 68217492

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 71, 75, 84, 100, 105, 140, 142, 150, 175, 193, 210, 213, 284, 300, 350, 355, 386, 420, 426, 497, 525, 579, 700, 710, 772, 852, 965, 994, 1050, 1065, 1158, 1351, 1420, 1491, 1775, 1930, 1988, 2100, 2130, 2316, 2485, 2702, 2895, 2982, 3550, 3860, 4053, 4260, 4825, 4970, 5325, 5404, 5790, 5964, 6755, 7100, 7455, 8106, 9650, 9940, 10650, 11580, 12425, 13510, 13703, 14475, 14910, 16212, 19300, 20265, 21300, 24850, 27020, 27406, 28950, 29820, 33775, 37275, 40530, 41109, 49700, 54812, 57900, 67550, 68515, 74550, 81060, 82218, 95921, 101325, 135100, 137030, 149100, 164436, 191842, 202650, 205545, 274060, 287763, 342575, 383684, 405300, 411090, 479605, 575526, 685150, 822180, 959210, 1027725, 1151052, 1370300, 1438815, 1918420, 2055450, 2398025, 2877630, 4110900, 4796050, 5755260, 7194075, 9592100, 14388150, 28776300]

約数ペア:

[(1, 28776300), (2, 14388150), (3, 9592100), (4, 7194075), (5, 5755260), (6, 4796050), (7, 4110900), (10, 2877630), (12, 2398025), (14, 2055450), (15, 1918420), (20, 1438815), (21, 1370300), (25, 1151052), (28, 1027725), (30, 959210), (35, 822180), (42, 685150), (50, 575526), (60, 479605), (70, 411090), (71, 405300), (75, 383684), (84, 342575), (100, 287763), (105, 274060), (140, 205545), (142, 202650), (150, 191842), (175, 164436), (193, 149100), (210, 137030), (213, 135100), (284, 101325), (300, 95921), (350, 82218), (355, 81060), (386, 74550), (420, 68515), (426, 67550), (497, 57900), (525, 54812), (579, 49700), (700, 41109), (710, 40530), (772, 37275), (852, 33775), (965, 29820), (994, 28950), (1050, 27406), (1065, 27020), (1158, 24850), (1351, 21300), (1420, 20265), (1491, 19300), (1775, 16212), (1930, 14910), (1988, 14475), (2100, 13703), (2130, 13510), (2316, 12425), (2485, 11580), (2702, 10650), (2895, 9940), (2982, 9650), (3550, 8106), (3860, 7455), (4053, 7100), (4260, 6755), (4825, 5964), (4970, 5790), (5325, 5404)]