291289560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{142789}}^1$

素因数の和:142820

約数の個数: 64

約数和(自身を含む): 925279200

約数和(自身を除く): 633989640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 142789, 285578, 428367, 571156, 713945, 856734, 1142312, 1427890, 1713468, 2141835, 2427413, 2855780, 3426936, 4283670, 4854826, 5711560, 7282239, 8567340, 9709652, 12137065, 14564478, 17134680, 19419304, 24274130, 29128956, 36411195, 48548260, 58257912, 72822390, 97096520, 145644780, 291289560]

約数ペア:

[(1, 291289560), (2, 145644780), (3, 97096520), (4, 72822390), (5, 58257912), (6, 48548260), (8, 36411195), (10, 29128956), (12, 24274130), (15, 19419304), (17, 17134680), (20, 14564478), (24, 12137065), (30, 9709652), (34, 8567340), (40, 7282239), (51, 5711560), (60, 4854826), (68, 4283670), (85, 3426936), (102, 2855780), (120, 2427413), (136, 2141835), (170, 1713468), (204, 1427890), (255, 1142312), (340, 856734), (408, 713945), (510, 571156), (680, 428367), (1020, 285578), (2040, 142789)]