388248720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2213}}^1$

素因数の和:2289

約数の個数: 160

約数和(自身を含む): 1304595072

約数和(自身を除く): 916346352

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 43, 48, 51, 60, 68, 80, 85, 86, 102, 120, 129, 136, 170, 172, 204, 215, 240, 255, 258, 272, 340, 344, 408, 430, 510, 516, 645, 680, 688, 731, 816, 860, 1020, 1032, 1290, 1360, 1462, 1720, 2040, 2064, 2193, 2213, 2580, 2924, 3440, 3655, 4080, 4386, 4426, 5160, 5848, 6639, 7310, 8772, 8852, 10320, 10965, 11065, 11696, 13278, 14620, 17544, 17704, 21930, 22130, 26556, 29240, 33195, 35088, 35408, 37621, 43860, 44260, 53112, 58480, 66390, 75242, 87720, 88520, 95159, 106224, 112863, 132780, 150484, 175440, 177040, 188105, 190318, 225726, 265560, 285477, 300968, 376210, 380636, 451452, 475795, 531120, 564315, 570954, 601936, 752420, 761272, 902904, 951590, 1128630, 1141908, 1427385, 1504840, 1522544, 1617703, 1805808, 1903180, 2257260, 2283816, 2854770, 3009680, 3235406, 3806360, 4514520, 4567632, 4853109, 5709540, 6470812, 7612720, 8088515, 9029040, 9706218, 11419080, 12941624, 16177030, 19412436, 22838160, 24265545, 25883248, 32354060, 38824872, 48531090, 64708120, 77649744, 97062180, 129416240, 194124360, 388248720]

約数ペア:

[(1, 388248720), (2, 194124360), (3, 129416240), (4, 97062180), (5, 77649744), (6, 64708120), (8, 48531090), (10, 38824872), (12, 32354060), (15, 25883248), (16, 24265545), (17, 22838160), (20, 19412436), (24, 16177030), (30, 12941624), (34, 11419080), (40, 9706218), (43, 9029040), (48, 8088515), (51, 7612720), (60, 6470812), (68, 5709540), (80, 4853109), (85, 4567632), (86, 4514520), (102, 3806360), (120, 3235406), (129, 3009680), (136, 2854770), (170, 2283816), (172, 2257260), (204, 1903180), (215, 1805808), (240, 1617703), (255, 1522544), (258, 1504840), (272, 1427385), (340, 1141908), (344, 1128630), (408, 951590), (430, 902904), (510, 761272), (516, 752420), (645, 601936), (680, 570954), (688, 564315), (731, 531120), (816, 475795), (860, 451452), (1020, 380636), (1032, 376210), (1290, 300968), (1360, 285477), (1462, 265560), (1720, 225726), (2040, 190318), (2064, 188105), (2193, 177040), (2213, 175440), (2580, 150484), (2924, 132780), (3440, 112863), (3655, 106224), (4080, 95159), (4386, 88520), (4426, 87720), (5160, 75242), (5848, 66390), (6639, 58480), (7310, 53112), (8772, 44260), (8852, 43860), (10320, 37621), (10965, 35408), (11065, 35088), (11696, 33195), (13278, 29240), (14620, 26556), (17544, 22130), (17704, 21930)]