209608380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{367}}^1$

素因数の和:568

約数の個数: 144

約数和(自身を含む): 675118080

約数和(自身を除く): 465509700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 167, 171, 180, 190, 228, 285, 334, 342, 367, 380, 501, 570, 668, 684, 734, 835, 855, 1002, 1101, 1140, 1468, 1503, 1670, 1710, 1835, 2004, 2202, 2505, 3006, 3173, 3303, 3340, 3420, 3670, 4404, 5010, 5505, 6012, 6346, 6606, 6973, 7340, 7515, 9519, 10020, 11010, 12692, 13212, 13946, 15030, 15865, 16515, 19038, 20919, 22020, 27892, 28557, 30060, 31730, 33030, 34865, 38076, 41838, 47595, 57114, 61289, 62757, 63460, 66060, 69730, 83676, 95190, 104595, 114228, 122578, 125514, 139460, 142785, 183867, 190380, 209190, 245156, 251028, 285570, 306445, 313785, 367734, 418380, 551601, 571140, 612890, 627570, 735468, 919335, 1103202, 1164491, 1225780, 1255140, 1838670, 2206404, 2328982, 2758005, 3493473, 3677340, 4657964, 5516010, 5822455, 6986946, 10480419, 11032020, 11644910, 13973892, 17467365, 20960838, 23289820, 34934730, 41921676, 52402095, 69869460, 104804190, 209608380]

約数ペア:

[(1, 209608380), (2, 104804190), (3, 69869460), (4, 52402095), (5, 41921676), (6, 34934730), (9, 23289820), (10, 20960838), (12, 17467365), (15, 13973892), (18, 11644910), (19, 11032020), (20, 10480419), (30, 6986946), (36, 5822455), (38, 5516010), (45, 4657964), (57, 3677340), (60, 3493473), (76, 2758005), (90, 2328982), (95, 2206404), (114, 1838670), (167, 1255140), (171, 1225780), (180, 1164491), (190, 1103202), (228, 919335), (285, 735468), (334, 627570), (342, 612890), (367, 571140), (380, 551601), (501, 418380), (570, 367734), (668, 313785), (684, 306445), (734, 285570), (835, 251028), (855, 245156), (1002, 209190), (1101, 190380), (1140, 183867), (1468, 142785), (1503, 139460), (1670, 125514), (1710, 122578), (1835, 114228), (2004, 104595), (2202, 95190), (2505, 83676), (3006, 69730), (3173, 66060), (3303, 63460), (3340, 62757), (3420, 61289), (3670, 57114), (4404, 47595), (5010, 41838), (5505, 38076), (6012, 34865), (6346, 33030), (6606, 31730), (6973, 30060), (7340, 28557), (7515, 27892), (9519, 22020), (10020, 20919), (11010, 19038), (12692, 16515), (13212, 15865), (13946, 15030)]