189375720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{631}}^1$

素因数の和:747

約数の個数: 128

約数和(自身を含む): 592462080

約数和(自身を除く): 403086360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 61, 82, 120, 122, 123, 164, 183, 205, 244, 246, 305, 328, 366, 410, 488, 492, 610, 615, 631, 732, 820, 915, 984, 1220, 1230, 1262, 1464, 1640, 1830, 1893, 2440, 2460, 2501, 2524, 3155, 3660, 3786, 4920, 5002, 5048, 6310, 7320, 7503, 7572, 9465, 10004, 12505, 12620, 15006, 15144, 18930, 20008, 25010, 25240, 25871, 30012, 37515, 37860, 38491, 50020, 51742, 60024, 75030, 75720, 76982, 77613, 100040, 103484, 115473, 129355, 150060, 153964, 155226, 192455, 206968, 230946, 258710, 300120, 307928, 310452, 384910, 388065, 461892, 517420, 577365, 620904, 769820, 776130, 923784, 1034840, 1154730, 1539640, 1552260, 1578131, 2309460, 3104520, 3156262, 4618920, 4734393, 6312524, 7890655, 9468786, 12625048, 15781310, 18937572, 23671965, 31562620, 37875144, 47343930, 63125240, 94687860, 189375720]

約数ペア:

[(1, 189375720), (2, 94687860), (3, 63125240), (4, 47343930), (5, 37875144), (6, 31562620), (8, 23671965), (10, 18937572), (12, 15781310), (15, 12625048), (20, 9468786), (24, 7890655), (30, 6312524), (40, 4734393), (41, 4618920), (60, 3156262), (61, 3104520), (82, 2309460), (120, 1578131), (122, 1552260), (123, 1539640), (164, 1154730), (183, 1034840), (205, 923784), (244, 776130), (246, 769820), (305, 620904), (328, 577365), (366, 517420), (410, 461892), (488, 388065), (492, 384910), (610, 310452), (615, 307928), (631, 300120), (732, 258710), (820, 230946), (915, 206968), (984, 192455), (1220, 155226), (1230, 153964), (1262, 150060), (1464, 129355), (1640, 115473), (1830, 103484), (1893, 100040), (2440, 77613), (2460, 76982), (2501, 75720), (2524, 75030), (3155, 60024), (3660, 51742), (3786, 50020), (4920, 38491), (5002, 37860), (5048, 37515), (6310, 30012), (7320, 25871), (7503, 25240), (7572, 25010), (9465, 20008), (10004, 18930), (12505, 15144), (12620, 15006)]