209289720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{102593}}^1$

素因数の和:102624

約数の個数: 64

約数和(自身を含む): 664809120

約数和(自身を除く): 455519400

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, 102593, 205186, 307779, 410372, 512965, 615558, 820744, 1025930, 1231116, 1538895, 1744081, 2051860, 2462232, 3077790, 3488162, 4103720, 5232243, 6155580, 6976324, 8720405, 10464486, 12311160, 13952648, 17440810, 20928972, 26161215, 34881620, 41857944, 52322430, 69763240, 104644860, 209289720]

約数ペア:

[(1, 209289720), (2, 104644860), (3, 69763240), (4, 52322430), (5, 41857944), (6, 34881620), (8, 26161215), (10, 20928972), (12, 17440810), (15, 13952648), (17, 12311160), (20, 10464486), (24, 8720405), (30, 6976324), (34, 6155580), (40, 5232243), (51, 4103720), (60, 3488162), (68, 3077790), (85, 2462232), (102, 2051860), (120, 1744081), (136, 1538895), (170, 1231116), (204, 1025930), (255, 820744), (340, 615558), (408, 512965), (510, 410372), (680, 307779), (1020, 205186), (2040, 102593)]