689130120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{233}}^1\times {\mathrm{503}}^1$

素因数の和:764

約数の個数: 192

約数和(自身を含む): 2420046720

約数和(自身を除く): 1730916600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 233, 245, 280, 294, 392, 420, 466, 490, 503, 588, 699, 735, 840, 932, 980, 1006, 1165, 1176, 1398, 1470, 1509, 1631, 1864, 1960, 2012, 2330, 2515, 2796, 2940, 3018, 3262, 3495, 3521, 4024, 4660, 4893, 5030, 5592, 5880, 6036, 6524, 6990, 7042, 7545, 8155, 9320, 9786, 10060, 10563, 11417, 12072, 13048, 13980, 14084, 15090, 16310, 17605, 19572, 20120, 21126, 22834, 24465, 24647, 27960, 28168, 30180, 32620, 34251, 35210, 39144, 42252, 45668, 48930, 49294, 52815, 57085, 60360, 65240, 68502, 70420, 73941, 84504, 91336, 97860, 98588, 105630, 114170, 117199, 123235, 137004, 140840, 147882, 171255, 195720, 197176, 211260, 228340, 234398, 246470, 274008, 295764, 342510, 351597, 369705, 422520, 456680, 468796, 492940, 585995, 591528, 685020, 703194, 739410, 820393, 937592, 985880, 1171990, 1370040, 1406388, 1478820, 1640786, 1757985, 2343980, 2461179, 2812776, 2957640, 3281572, 3515970, 4101965, 4687960, 4922358, 5742751, 6563144, 7031940, 8203930, 9844716, 11485502, 12305895, 14063880, 16407860, 17228253, 19689432, 22971004, 24611790, 28713755, 32815720, 34456506, 45942008, 49223580, 57427510, 68913012, 86141265, 98447160, 114855020, 137826024, 172282530, 229710040, 344565060, 689130120]

約数ペア:

[(1, 689130120), (2, 344565060), (3, 229710040), (4, 172282530), (5, 137826024), (6, 114855020), (7, 98447160), (8, 86141265), (10, 68913012), (12, 57427510), (14, 49223580), (15, 45942008), (20, 34456506), (21, 32815720), (24, 28713755), (28, 24611790), (30, 22971004), (35, 19689432), (40, 17228253), (42, 16407860), (49, 14063880), (56, 12305895), (60, 11485502), (70, 9844716), (84, 8203930), (98, 7031940), (105, 6563144), (120, 5742751), (140, 4922358), (147, 4687960), (168, 4101965), (196, 3515970), (210, 3281572), (233, 2957640), (245, 2812776), (280, 2461179), (294, 2343980), (392, 1757985), (420, 1640786), (466, 1478820), (490, 1406388), (503, 1370040), (588, 1171990), (699, 985880), (735, 937592), (840, 820393), (932, 739410), (980, 703194), (1006, 685020), (1165, 591528), (1176, 585995), (1398, 492940), (1470, 468796), (1509, 456680), (1631, 422520), (1864, 369705), (1960, 351597), (2012, 342510), (2330, 295764), (2515, 274008), (2796, 246470), (2940, 234398), (3018, 228340), (3262, 211260), (3495, 197176), (3521, 195720), (4024, 171255), (4660, 147882), (4893, 140840), (5030, 137004), (5592, 123235), (5880, 117199), (6036, 114170), (6524, 105630), (6990, 98588), (7042, 97860), (7545, 91336), (8155, 84504), (9320, 73941), (9786, 70420), (10060, 68502), (10563, 65240), (11417, 60360), (12072, 57085), (13048, 52815), (13980, 49294), (14084, 48930), (15090, 45668), (16310, 42252), (17605, 39144), (19572, 35210), (20120, 34251), (21126, 32620), (22834, 30180), (24465, 28168), (24647, 27960)]