215348520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{105563}}^1$

素因数の和:105594

約数の個数: 64

約数和(自身を含む): 684054720

約数和(自身を除く): 468706200

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, 105563, 211126, 316689, 422252, 527815, 633378, 844504, 1055630, 1266756, 1583445, 1794571, 2111260, 2533512, 3166890, 3589142, 4222520, 5383713, 6333780, 7178284, 8972855, 10767426, 12667560, 14356568, 17945710, 21534852, 26918565, 35891420, 43069704, 53837130, 71782840, 107674260, 215348520]

約数ペア:

[(1, 215348520), (2, 107674260), (3, 71782840), (4, 53837130), (5, 43069704), (6, 35891420), (8, 26918565), (10, 21534852), (12, 17945710), (15, 14356568), (17, 12667560), (20, 10767426), (24, 8972855), (30, 7178284), (34, 6333780), (40, 5383713), (51, 4222520), (60, 3589142), (68, 3166890), (85, 2533512), (102, 2111260), (120, 1794571), (136, 1583445), (170, 1266756), (204, 1055630), (255, 844504), (340, 633378), (408, 527815), (510, 422252), (680, 316689), (1020, 211126), (2040, 105563)]