438750

素因数分解:

$2^1\times 3^3\times 5^4\times {\mathrm{13}}^1$

素因数の和:44

約数の個数: 80

約数和(自身を含む): 1312080

約数和(自身を除く): 873330

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 27, 30, 39, 45, 50, 54, 65, 75, 78, 90, 117, 125, 130, 135, 150, 195, 225, 234, 250, 270, 325, 351, 375, 390, 450, 585, 625, 650, 675, 702, 750, 975, 1125, 1170, 1250, 1350, 1625, 1755, 1875, 1950, 2250, 2925, 3250, 3375, 3510, 3750, 4875, 5625, 5850, 6750, 8125, 8775, 9750, 11250, 14625, 16250, 16875, 17550, 24375, 29250, 33750, 43875, 48750, 73125, 87750, 146250, 219375, 438750]

約数ペア:

[(1, 438750), (2, 219375), (3, 146250), (5, 87750), (6, 73125), (9, 48750), (10, 43875), (13, 33750), (15, 29250), (18, 24375), (25, 17550), (26, 16875), (27, 16250), (30, 14625), (39, 11250), (45, 9750), (50, 8775), (54, 8125), (65, 6750), (75, 5850), (78, 5625), (90, 4875), (117, 3750), (125, 3510), (130, 3375), (135, 3250), (150, 2925), (195, 2250), (225, 1950), (234, 1875), (250, 1755), (270, 1625), (325, 1350), (351, 1250), (375, 1170), (390, 1125), (450, 975), (585, 750), (625, 702), (650, 675)]