30909900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{359}}^1$

素因数の和:424

約数の個数: 144

約数和(自身を含む): 104993280

約数和(自身を除く): 74083380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 41, 42, 50, 60, 70, 75, 82, 84, 100, 105, 123, 140, 150, 164, 175, 205, 210, 246, 287, 300, 350, 359, 410, 420, 492, 525, 574, 615, 700, 718, 820, 861, 1025, 1050, 1077, 1148, 1230, 1435, 1436, 1722, 1795, 2050, 2100, 2154, 2460, 2513, 2870, 3075, 3444, 3590, 4100, 4305, 4308, 5026, 5385, 5740, 6150, 7175, 7180, 7539, 8610, 8975, 10052, 10770, 12300, 12565, 14350, 14719, 15078, 17220, 17950, 21525, 21540, 25130, 26925, 28700, 29438, 30156, 35900, 37695, 43050, 44157, 50260, 53850, 58876, 62825, 73595, 75390, 86100, 88314, 103033, 107700, 125650, 147190, 150780, 176628, 188475, 206066, 220785, 251300, 294380, 309099, 367975, 376950, 412132, 441570, 515165, 618198, 735950, 753900, 883140, 1030330, 1103925, 1236396, 1471900, 1545495, 2060660, 2207850, 2575825, 3090990, 4415700, 5151650, 6181980, 7727475, 10303300, 15454950, 30909900]

約数ペア:

[(1, 30909900), (2, 15454950), (3, 10303300), (4, 7727475), (5, 6181980), (6, 5151650), (7, 4415700), (10, 3090990), (12, 2575825), (14, 2207850), (15, 2060660), (20, 1545495), (21, 1471900), (25, 1236396), (28, 1103925), (30, 1030330), (35, 883140), (41, 753900), (42, 735950), (50, 618198), (60, 515165), (70, 441570), (75, 412132), (82, 376950), (84, 367975), (100, 309099), (105, 294380), (123, 251300), (140, 220785), (150, 206066), (164, 188475), (175, 176628), (205, 150780), (210, 147190), (246, 125650), (287, 107700), (300, 103033), (350, 88314), (359, 86100), (410, 75390), (420, 73595), (492, 62825), (525, 58876), (574, 53850), (615, 50260), (700, 44157), (718, 43050), (820, 37695), (861, 35900), (1025, 30156), (1050, 29438), (1077, 28700), (1148, 26925), (1230, 25130), (1435, 21540), (1436, 21525), (1722, 17950), (1795, 17220), (2050, 15078), (2100, 14719), (2154, 14350), (2460, 12565), (2513, 12300), (2870, 10770), (3075, 10052), (3444, 8975), (3590, 8610), (4100, 7539), (4305, 7180), (4308, 7175), (5026, 6150), (5385, 5740)]