75472740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:271

約数の個数: 216

約数和(自身を含む): 273873600

約数和(自身を除く): 198400860

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 43, 45, 49, 60, 63, 70, 84, 86, 90, 98, 105, 126, 129, 140, 147, 172, 180, 196, 199, 210, 215, 245, 252, 258, 294, 301, 315, 387, 398, 420, 430, 441, 490, 516, 588, 597, 602, 630, 645, 735, 774, 796, 860, 882, 903, 980, 995, 1194, 1204, 1260, 1290, 1393, 1470, 1505, 1548, 1764, 1791, 1806, 1935, 1990, 2107, 2205, 2388, 2580, 2709, 2786, 2940, 2985, 3010, 3582, 3612, 3870, 3980, 4179, 4214, 4410, 4515, 5418, 5572, 5970, 6020, 6321, 6965, 7164, 7740, 8358, 8428, 8557, 8820, 8955, 9030, 9751, 10535, 10836, 11940, 12537, 12642, 13545, 13930, 16716, 17114, 17910, 18060, 18963, 19502, 20895, 21070, 25074, 25284, 25671, 27090, 27860, 29253, 31605, 34228, 35820, 37926, 39004, 41790, 42140, 42785, 48755, 50148, 51342, 54180, 58506, 59899, 62685, 63210, 75852, 77013, 83580, 85570, 87759, 94815, 97510, 102684, 117012, 119798, 125370, 126420, 128355, 146265, 154026, 171140, 175518, 179697, 189630, 195020, 239596, 250740, 256710, 292530, 299495, 308052, 351036, 359394, 379260, 385065, 419293, 438795, 513420, 539091, 585060, 598990, 718788, 770130, 838586, 877590, 898485, 1078182, 1197980, 1257879, 1540260, 1677172, 1755180, 1796970, 2096465, 2156364, 2515758, 2695455, 3593940, 3773637, 4192930, 5031516, 5390910, 6289395, 7547274, 8385860, 10781820, 12578790, 15094548, 18868185, 25157580, 37736370, 75472740]

約数ペア:

[(1, 75472740), (2, 37736370), (3, 25157580), (4, 18868185), (5, 15094548), (6, 12578790), (7, 10781820), (9, 8385860), (10, 7547274), (12, 6289395), (14, 5390910), (15, 5031516), (18, 4192930), (20, 3773637), (21, 3593940), (28, 2695455), (30, 2515758), (35, 2156364), (36, 2096465), (42, 1796970), (43, 1755180), (45, 1677172), (49, 1540260), (60, 1257879), (63, 1197980), (70, 1078182), (84, 898485), (86, 877590), (90, 838586), (98, 770130), (105, 718788), (126, 598990), (129, 585060), (140, 539091), (147, 513420), (172, 438795), (180, 419293), (196, 385065), (199, 379260), (210, 359394), (215, 351036), (245, 308052), (252, 299495), (258, 292530), (294, 256710), (301, 250740), (315, 239596), (387, 195020), (398, 189630), (420, 179697), (430, 175518), (441, 171140), (490, 154026), (516, 146265), (588, 128355), (597, 126420), (602, 125370), (630, 119798), (645, 117012), (735, 102684), (774, 97510), (796, 94815), (860, 87759), (882, 85570), (903, 83580), (980, 77013), (995, 75852), (1194, 63210), (1204, 62685), (1260, 59899), (1290, 58506), (1393, 54180), (1470, 51342), (1505, 50148), (1548, 48755), (1764, 42785), (1791, 42140), (1806, 41790), (1935, 39004), (1990, 37926), (2107, 35820), (2205, 34228), (2388, 31605), (2580, 29253), (2709, 27860), (2786, 27090), (2940, 25671), (2985, 25284), (3010, 25074), (3582, 21070), (3612, 20895), (3870, 19502), (3980, 18963), (4179, 18060), (4214, 17910), (4410, 17114), (4515, 16716), (5418, 13930), (5572, 13545), (5970, 12642), (6020, 12537), (6321, 11940), (6965, 10836), (7164, 10535), (7740, 9751), (8358, 9030), (8428, 8955), (8557, 8820)]