28036400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:92

約数の個数: 240

約数和(自身を含む): 88565760

約数和(自身を除く): 60529360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 19, 20, 25, 28, 31, 34, 35, 38, 40, 50, 56, 62, 68, 70, 76, 80, 85, 95, 100, 112, 119, 124, 133, 136, 140, 152, 155, 170, 175, 190, 200, 217, 238, 248, 266, 272, 280, 304, 310, 323, 340, 350, 380, 400, 425, 434, 475, 476, 496, 527, 532, 560, 589, 595, 620, 646, 665, 680, 700, 760, 775, 850, 868, 950, 952, 1054, 1064, 1085, 1178, 1190, 1240, 1292, 1330, 1360, 1400, 1520, 1550, 1615, 1700, 1736, 1900, 1904, 2108, 2128, 2170, 2261, 2356, 2380, 2480, 2584, 2635, 2660, 2800, 2945, 2975, 3100, 3230, 3325, 3400, 3472, 3689, 3800, 4123, 4216, 4340, 4522, 4712, 4760, 5168, 5270, 5320, 5425, 5890, 5950, 6200, 6460, 6650, 6800, 7378, 7600, 8075, 8246, 8432, 8680, 9044, 9424, 9520, 10013, 10540, 10640, 10850, 11305, 11780, 11900, 12400, 12920, 13175, 13300, 14725, 14756, 16150, 16492, 17360, 18088, 18445, 20026, 20615, 21080, 21700, 22610, 23560, 23800, 25840, 26350, 26600, 29450, 29512, 32300, 32984, 36176, 36890, 40052, 41230, 42160, 43400, 45220, 47120, 47600, 50065, 52700, 53200, 56525, 58900, 59024, 64600, 65968, 70091, 73780, 80104, 82460, 86800, 90440, 92225, 100130, 103075, 105400, 113050, 117800, 129200, 140182, 147560, 160208, 164920, 180880, 184450, 200260, 206150, 210800, 226100, 235600, 250325, 280364, 295120, 329840, 350455, 368900, 400520, 412300, 452200, 500650, 560728, 700910, 737800, 801040, 824600, 904400, 1001300, 1121456, 1401820, 1475600, 1649200, 1752275, 2002600, 2803640, 3504550, 4005200, 5607280, 7009100, 14018200, 28036400]

約数ペア:

[(1, 28036400), (2, 14018200), (4, 7009100), (5, 5607280), (7, 4005200), (8, 3504550), (10, 2803640), (14, 2002600), (16, 1752275), (17, 1649200), (19, 1475600), (20, 1401820), (25, 1121456), (28, 1001300), (31, 904400), (34, 824600), (35, 801040), (38, 737800), (40, 700910), (50, 560728), (56, 500650), (62, 452200), (68, 412300), (70, 400520), (76, 368900), (80, 350455), (85, 329840), (95, 295120), (100, 280364), (112, 250325), (119, 235600), (124, 226100), (133, 210800), (136, 206150), (140, 200260), (152, 184450), (155, 180880), (170, 164920), (175, 160208), (190, 147560), (200, 140182), (217, 129200), (238, 117800), (248, 113050), (266, 105400), (272, 103075), (280, 100130), (304, 92225), (310, 90440), (323, 86800), (340, 82460), (350, 80104), (380, 73780), (400, 70091), (425, 65968), (434, 64600), (475, 59024), (476, 58900), (496, 56525), (527, 53200), (532, 52700), (560, 50065), (589, 47600), (595, 47120), (620, 45220), (646, 43400), (665, 42160), (680, 41230), (700, 40052), (760, 36890), (775, 36176), (850, 32984), (868, 32300), (950, 29512), (952, 29450), (1054, 26600), (1064, 26350), (1085, 25840), (1178, 23800), (1190, 23560), (1240, 22610), (1292, 21700), (1330, 21080), (1360, 20615), (1400, 20026), (1520, 18445), (1550, 18088), (1615, 17360), (1700, 16492), (1736, 16150), (1900, 14756), (1904, 14725), (2108, 13300), (2128, 13175), (2170, 12920), (2261, 12400), (2356, 11900), (2380, 11780), (2480, 11305), (2584, 10850), (2635, 10640), (2660, 10540), (2800, 10013), (2945, 9520), (2975, 9424), (3100, 9044), (3230, 8680), (3325, 8432), (3400, 8246), (3472, 8075), (3689, 7600), (3800, 7378), (4123, 6800), (4216, 6650), (4340, 6460), (4522, 6200), (4712, 5950), (4760, 5890), (5168, 5425), (5270, 5320)]