148995420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{354751}}^1$

素因数の和:354770

約数の個数: 48

約数和(自身を含む): 476786688

約数和(自身を除く): 327791268

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 354751, 709502, 1064253, 1419004, 1773755, 2128506, 2483257, 3547510, 4257012, 4966514, 5321265, 7095020, 7449771, 9933028, 10642530, 12416285, 14899542, 21285060, 24832570, 29799084, 37248855, 49665140, 74497710, 148995420]

約数ペア:

[(1, 148995420), (2, 74497710), (3, 49665140), (4, 37248855), (5, 29799084), (6, 24832570), (7, 21285060), (10, 14899542), (12, 12416285), (14, 10642530), (15, 9933028), (20, 7449771), (21, 7095020), (28, 5321265), (30, 4966514), (35, 4257012), (42, 3547510), (60, 2483257), (70, 2128506), (84, 1773755), (105, 1419004), (140, 1064253), (210, 709502), (420, 354751)]