38905020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{401}}^1$

素因数の和:441

約数の個数: 216

約数和(自身を含む): 150132528

約数和(自身を除く): 111227508

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 49, 55, 60, 63, 66, 70, 77, 84, 90, 98, 99, 105, 110, 126, 132, 140, 147, 154, 165, 180, 196, 198, 210, 220, 231, 245, 252, 294, 308, 315, 330, 385, 396, 401, 420, 441, 462, 490, 495, 539, 588, 630, 660, 693, 735, 770, 802, 882, 924, 980, 990, 1078, 1155, 1203, 1260, 1386, 1470, 1540, 1604, 1617, 1764, 1980, 2005, 2156, 2205, 2310, 2406, 2695, 2772, 2807, 2940, 3234, 3465, 3609, 4010, 4410, 4411, 4620, 4812, 4851, 5390, 5614, 6015, 6468, 6930, 7218, 8020, 8085, 8421, 8820, 8822, 9702, 10780, 11228, 12030, 13233, 13860, 14035, 14436, 16170, 16842, 17644, 18045, 19404, 19649, 22055, 24060, 24255, 25263, 26466, 28070, 30877, 32340, 33684, 36090, 39298, 39699, 42105, 44110, 48510, 50526, 52932, 56140, 58947, 61754, 66165, 72180, 78596, 79398, 84210, 88220, 92631, 97020, 98245, 101052, 117894, 123508, 126315, 132330, 154385, 158796, 168420, 176841, 185262, 196490, 198495, 216139, 235788, 252630, 264660, 277893, 294735, 308770, 353682, 370524, 392980, 396990, 432278, 463155, 505260, 555786, 589470, 617540, 648417, 707364, 793980, 864556, 884205, 926310, 1080695, 1111572, 1178940, 1296834, 1389465, 1768410, 1852620, 1945251, 2161390, 2593668, 2778930, 3242085, 3536820, 3890502, 4322780, 5557860, 6484170, 7781004, 9726255, 12968340, 19452510, 38905020]

約数ペア:

[(1, 38905020), (2, 19452510), (3, 12968340), (4, 9726255), (5, 7781004), (6, 6484170), (7, 5557860), (9, 4322780), (10, 3890502), (11, 3536820), (12, 3242085), (14, 2778930), (15, 2593668), (18, 2161390), (20, 1945251), (21, 1852620), (22, 1768410), (28, 1389465), (30, 1296834), (33, 1178940), (35, 1111572), (36, 1080695), (42, 926310), (44, 884205), (45, 864556), (49, 793980), (55, 707364), (60, 648417), (63, 617540), (66, 589470), (70, 555786), (77, 505260), (84, 463155), (90, 432278), (98, 396990), (99, 392980), (105, 370524), (110, 353682), (126, 308770), (132, 294735), (140, 277893), (147, 264660), (154, 252630), (165, 235788), (180, 216139), (196, 198495), (198, 196490), (210, 185262), (220, 176841), (231, 168420), (245, 158796), (252, 154385), (294, 132330), (308, 126315), (315, 123508), (330, 117894), (385, 101052), (396, 98245), (401, 97020), (420, 92631), (441, 88220), (462, 84210), (490, 79398), (495, 78596), (539, 72180), (588, 66165), (630, 61754), (660, 58947), (693, 56140), (735, 52932), (770, 50526), (802, 48510), (882, 44110), (924, 42105), (980, 39699), (990, 39298), (1078, 36090), (1155, 33684), (1203, 32340), (1260, 30877), (1386, 28070), (1470, 26466), (1540, 25263), (1604, 24255), (1617, 24060), (1764, 22055), (1980, 19649), (2005, 19404), (2156, 18045), (2205, 17644), (2310, 16842), (2406, 16170), (2695, 14436), (2772, 14035), (2807, 13860), (2940, 13233), (3234, 12030), (3465, 11228), (3609, 10780), (4010, 9702), (4410, 8822), (4411, 8820), (4620, 8421), (4812, 8085), (4851, 8020), (5390, 7218), (5614, 6930), (6015, 6468)]