196838820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{439}}^1$

素因数の和:554

約数の個数: 144

約数和(自身を含む): 622702080

約数和(自身を除く): 425863260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 53, 60, 90, 94, 106, 141, 159, 180, 188, 212, 235, 265, 282, 318, 423, 439, 470, 477, 530, 564, 636, 705, 795, 846, 878, 940, 954, 1060, 1317, 1410, 1590, 1692, 1756, 1908, 2115, 2195, 2385, 2491, 2634, 2820, 3180, 3951, 4230, 4390, 4770, 4982, 5268, 6585, 7473, 7902, 8460, 8780, 9540, 9964, 12455, 13170, 14946, 15804, 19755, 20633, 22419, 23267, 24910, 26340, 29892, 37365, 39510, 41266, 44838, 46534, 49820, 61899, 69801, 74730, 79020, 82532, 89676, 93068, 103165, 112095, 116335, 123798, 139602, 149460, 185697, 206330, 209403, 224190, 232670, 247596, 279204, 309495, 349005, 371394, 412660, 418806, 448380, 465340, 618990, 698010, 742788, 837612, 928485, 1047015, 1093549, 1237980, 1396020, 1856970, 2094030, 2187098, 3280647, 3713940, 4188060, 4374196, 5467745, 6561294, 9841941, 10935490, 13122588, 16403235, 19683882, 21870980, 32806470, 39367764, 49209705, 65612940, 98419410, 196838820]

約数ペア:

[(1, 196838820), (2, 98419410), (3, 65612940), (4, 49209705), (5, 39367764), (6, 32806470), (9, 21870980), (10, 19683882), (12, 16403235), (15, 13122588), (18, 10935490), (20, 9841941), (30, 6561294), (36, 5467745), (45, 4374196), (47, 4188060), (53, 3713940), (60, 3280647), (90, 2187098), (94, 2094030), (106, 1856970), (141, 1396020), (159, 1237980), (180, 1093549), (188, 1047015), (212, 928485), (235, 837612), (265, 742788), (282, 698010), (318, 618990), (423, 465340), (439, 448380), (470, 418806), (477, 412660), (530, 371394), (564, 349005), (636, 309495), (705, 279204), (795, 247596), (846, 232670), (878, 224190), (940, 209403), (954, 206330), (1060, 185697), (1317, 149460), (1410, 139602), (1590, 123798), (1692, 116335), (1756, 112095), (1908, 103165), (2115, 93068), (2195, 89676), (2385, 82532), (2491, 79020), (2634, 74730), (2820, 69801), (3180, 61899), (3951, 49820), (4230, 46534), (4390, 44838), (4770, 41266), (4982, 39510), (5268, 37365), (6585, 29892), (7473, 26340), (7902, 24910), (8460, 23267), (8780, 22419), (9540, 20633), (9964, 19755), (12455, 15804), (13170, 14946)]