30621420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{10007}}^1$

素因数の和:10039

約数の個数: 72

約数和(自身を含む): 98358624

約数和(自身を除く): 67737204

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 10007, 20014, 30021, 40028, 50035, 60042, 90063, 100070, 120084, 150105, 170119, 180126, 200140, 300210, 340238, 360252, 450315, 510357, 600420, 680476, 850595, 900630, 1020714, 1531071, 1701190, 1801260, 2041428, 2551785, 3062142, 3402380, 5103570, 6124284, 7655355, 10207140, 15310710, 30621420]

約数ペア:

[(1, 30621420), (2, 15310710), (3, 10207140), (4, 7655355), (5, 6124284), (6, 5103570), (9, 3402380), (10, 3062142), (12, 2551785), (15, 2041428), (17, 1801260), (18, 1701190), (20, 1531071), (30, 1020714), (34, 900630), (36, 850595), (45, 680476), (51, 600420), (60, 510357), (68, 450315), (85, 360252), (90, 340238), (102, 300210), (153, 200140), (170, 180126), (180, 170119), (204, 150105), (255, 120084), (306, 100070), (340, 90063), (510, 60042), (612, 50035), (765, 40028), (1020, 30021), (1530, 20014), (3060, 10007)]