26919720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:144

約数の個数: 192

約数和(自身を含む): 93899520

約数和(自身を除く): 66979800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 37, 40, 43, 45, 47, 60, 72, 74, 86, 90, 94, 111, 120, 129, 141, 148, 172, 180, 185, 188, 215, 222, 235, 258, 282, 296, 333, 344, 360, 370, 376, 387, 423, 430, 444, 470, 516, 555, 564, 645, 666, 705, 740, 774, 846, 860, 888, 940, 1032, 1110, 1128, 1290, 1332, 1410, 1480, 1548, 1591, 1665, 1692, 1720, 1739, 1880, 1935, 2021, 2115, 2220, 2580, 2664, 2820, 3096, 3182, 3330, 3384, 3478, 3870, 4042, 4230, 4440, 4773, 5160, 5217, 5640, 6063, 6364, 6660, 6956, 7740, 7955, 8084, 8460, 8695, 9546, 10105, 10434, 12126, 12728, 13320, 13912, 14319, 15480, 15651, 15910, 16168, 16920, 17390, 18189, 19092, 20210, 20868, 23865, 24252, 26085, 28638, 30315, 31302, 31820, 34780, 36378, 38184, 40420, 41736, 47730, 48504, 52170, 57276, 60630, 62604, 63640, 69560, 71595, 72756, 74777, 78255, 80840, 90945, 95460, 104340, 114552, 121260, 125208, 143190, 145512, 149554, 156510, 181890, 190920, 208680, 224331, 242520, 286380, 299108, 313020, 363780, 373885, 448662, 572760, 598216, 626040, 672993, 727560, 747770, 897324, 1121655, 1345986, 1495540, 1794648, 2243310, 2691972, 2991080, 3364965, 4486620, 5383944, 6729930, 8973240, 13459860, 26919720]

約数ペア:

[(1, 26919720), (2, 13459860), (3, 8973240), (4, 6729930), (5, 5383944), (6, 4486620), (8, 3364965), (9, 2991080), (10, 2691972), (12, 2243310), (15, 1794648), (18, 1495540), (20, 1345986), (24, 1121655), (30, 897324), (36, 747770), (37, 727560), (40, 672993), (43, 626040), (45, 598216), (47, 572760), (60, 448662), (72, 373885), (74, 363780), (86, 313020), (90, 299108), (94, 286380), (111, 242520), (120, 224331), (129, 208680), (141, 190920), (148, 181890), (172, 156510), (180, 149554), (185, 145512), (188, 143190), (215, 125208), (222, 121260), (235, 114552), (258, 104340), (282, 95460), (296, 90945), (333, 80840), (344, 78255), (360, 74777), (370, 72756), (376, 71595), (387, 69560), (423, 63640), (430, 62604), (444, 60630), (470, 57276), (516, 52170), (555, 48504), (564, 47730), (645, 41736), (666, 40420), (705, 38184), (740, 36378), (774, 34780), (846, 31820), (860, 31302), (888, 30315), (940, 28638), (1032, 26085), (1110, 24252), (1128, 23865), (1290, 20868), (1332, 20210), (1410, 19092), (1480, 18189), (1548, 17390), (1591, 16920), (1665, 16168), (1692, 15910), (1720, 15651), (1739, 15480), (1880, 14319), (1935, 13912), (2021, 13320), (2115, 12728), (2220, 12126), (2580, 10434), (2664, 10105), (2820, 9546), (3096, 8695), (3182, 8460), (3330, 8084), (3384, 7955), (3478, 7740), (3870, 6956), (4042, 6660), (4230, 6364), (4440, 6063), (4773, 5640), (5160, 5217)]