219929940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{601}}^1$

素因数の和:742

約数の個数: 144

約数和(自身を含む): 709974720

約数和(自身を除く): 490044780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 107, 114, 171, 180, 190, 214, 228, 285, 321, 342, 380, 428, 535, 570, 601, 642, 684, 855, 963, 1070, 1140, 1202, 1284, 1605, 1710, 1803, 1926, 2033, 2140, 2404, 3005, 3210, 3420, 3606, 3852, 4066, 4815, 5409, 6010, 6099, 6420, 7212, 8132, 9015, 9630, 10165, 10818, 11419, 12020, 12198, 18030, 18297, 19260, 20330, 21636, 22838, 24396, 27045, 30495, 34257, 36060, 36594, 40660, 45676, 54090, 57095, 60990, 64307, 68514, 73188, 91485, 102771, 108180, 114190, 121980, 128614, 137028, 171285, 182970, 192921, 205542, 228380, 257228, 321535, 342570, 365940, 385842, 411084, 513855, 578763, 643070, 685140, 771684, 964605, 1027710, 1157526, 1221833, 1286140, 1929210, 2055420, 2315052, 2443666, 2893815, 3665499, 3858420, 4887332, 5787630, 6109165, 7330998, 10996497, 11575260, 12218330, 14661996, 18327495, 21992994, 24436660, 36654990, 43985988, 54982485, 73309980, 109964970, 219929940]

約数ペア:

[(1, 219929940), (2, 109964970), (3, 73309980), (4, 54982485), (5, 43985988), (6, 36654990), (9, 24436660), (10, 21992994), (12, 18327495), (15, 14661996), (18, 12218330), (19, 11575260), (20, 10996497), (30, 7330998), (36, 6109165), (38, 5787630), (45, 4887332), (57, 3858420), (60, 3665499), (76, 2893815), (90, 2443666), (95, 2315052), (107, 2055420), (114, 1929210), (171, 1286140), (180, 1221833), (190, 1157526), (214, 1027710), (228, 964605), (285, 771684), (321, 685140), (342, 643070), (380, 578763), (428, 513855), (535, 411084), (570, 385842), (601, 365940), (642, 342570), (684, 321535), (855, 257228), (963, 228380), (1070, 205542), (1140, 192921), (1202, 182970), (1284, 171285), (1605, 137028), (1710, 128614), (1803, 121980), (1926, 114190), (2033, 108180), (2140, 102771), (2404, 91485), (3005, 73188), (3210, 68514), (3420, 64307), (3606, 60990), (3852, 57095), (4066, 54090), (4815, 45676), (5409, 40660), (6010, 36594), (6099, 36060), (6420, 34257), (7212, 30495), (8132, 27045), (9015, 24396), (9630, 22838), (10165, 21636), (10818, 20330), (11419, 19260), (12020, 18297), (12198, 18030)]