42402640

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{373}}^1$

素因数の和:429

約数の個数: 120

約数和(自身を含む): 118954440

約数和(自身を除く): 76551800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 49, 56, 58, 70, 80, 98, 112, 116, 140, 145, 196, 203, 232, 245, 280, 290, 373, 392, 406, 464, 490, 560, 580, 746, 784, 812, 980, 1015, 1160, 1421, 1492, 1624, 1865, 1960, 2030, 2320, 2611, 2842, 2984, 3248, 3730, 3920, 4060, 5222, 5684, 5968, 7105, 7460, 8120, 10444, 10817, 11368, 13055, 14210, 14920, 16240, 18277, 20888, 21634, 22736, 26110, 28420, 29840, 36554, 41776, 43268, 52220, 54085, 56840, 73108, 75719, 86536, 91385, 104440, 108170, 113680, 146216, 151438, 173072, 182770, 208880, 216340, 292432, 302876, 365540, 378595, 432680, 530033, 605752, 731080, 757190, 865360, 1060066, 1211504, 1462160, 1514380, 2120132, 2650165, 3028760, 4240264, 5300330, 6057520, 8480528, 10600660, 21201320, 42402640]

約数ペア:

[(1, 42402640), (2, 21201320), (4, 10600660), (5, 8480528), (7, 6057520), (8, 5300330), (10, 4240264), (14, 3028760), (16, 2650165), (20, 2120132), (28, 1514380), (29, 1462160), (35, 1211504), (40, 1060066), (49, 865360), (56, 757190), (58, 731080), (70, 605752), (80, 530033), (98, 432680), (112, 378595), (116, 365540), (140, 302876), (145, 292432), (196, 216340), (203, 208880), (232, 182770), (245, 173072), (280, 151438), (290, 146216), (373, 113680), (392, 108170), (406, 104440), (464, 91385), (490, 86536), (560, 75719), (580, 73108), (746, 56840), (784, 54085), (812, 52220), (980, 43268), (1015, 41776), (1160, 36554), (1421, 29840), (1492, 28420), (1624, 26110), (1865, 22736), (1960, 21634), (2030, 20888), (2320, 18277), (2611, 16240), (2842, 14920), (2984, 14210), (3248, 13055), (3730, 11368), (3920, 10817), (4060, 10444), (5222, 8120), (5684, 7460), (5968, 7105)]