220421640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1\times {\mathrm{191}}^1$

素因数の和:427

約数の個数: 128

約数和(自身を含む): 680140800

約数和(自身を除く): 459719160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 59, 60, 118, 120, 163, 177, 191, 236, 295, 326, 354, 382, 472, 489, 573, 590, 652, 708, 764, 815, 885, 955, 978, 1146, 1180, 1304, 1416, 1528, 1630, 1770, 1910, 1956, 2292, 2360, 2445, 2865, 3260, 3540, 3820, 3912, 4584, 4890, 5730, 6520, 7080, 7640, 9617, 9780, 11269, 11460, 19234, 19560, 22538, 22920, 28851, 31133, 33807, 38468, 45076, 48085, 56345, 57702, 62266, 67614, 76936, 90152, 93399, 96170, 112690, 115404, 124532, 135228, 144255, 155665, 169035, 186798, 192340, 225380, 230808, 249064, 270456, 288510, 311330, 338070, 373596, 384680, 450760, 466995, 577020, 622660, 676140, 747192, 933990, 1154040, 1245320, 1352280, 1836847, 1867980, 3673694, 3735960, 5510541, 7347388, 9184235, 11021082, 14694776, 18368470, 22042164, 27552705, 36736940, 44084328, 55105410, 73473880, 110210820, 220421640]

約数ペア:

[(1, 220421640), (2, 110210820), (3, 73473880), (4, 55105410), (5, 44084328), (6, 36736940), (8, 27552705), (10, 22042164), (12, 18368470), (15, 14694776), (20, 11021082), (24, 9184235), (30, 7347388), (40, 5510541), (59, 3735960), (60, 3673694), (118, 1867980), (120, 1836847), (163, 1352280), (177, 1245320), (191, 1154040), (236, 933990), (295, 747192), (326, 676140), (354, 622660), (382, 577020), (472, 466995), (489, 450760), (573, 384680), (590, 373596), (652, 338070), (708, 311330), (764, 288510), (815, 270456), (885, 249064), (955, 230808), (978, 225380), (1146, 192340), (1180, 186798), (1304, 169035), (1416, 155665), (1528, 144255), (1630, 135228), (1770, 124532), (1910, 115404), (1956, 112690), (2292, 96170), (2360, 93399), (2445, 90152), (2865, 76936), (3260, 67614), (3540, 62266), (3820, 57702), (3912, 56345), (4584, 48085), (4890, 45076), (5730, 38468), (6520, 33807), (7080, 31133), (7640, 28851), (9617, 22920), (9780, 22538), (11269, 19560), (11460, 19234)]