178322940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{331}}^1$

素因数の和:460

約数の個数: 144

約数和(自身を含む): 563393376

約数和(自身を除く): 385070436

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 73, 82, 90, 123, 146, 164, 180, 205, 219, 246, 292, 331, 365, 369, 410, 438, 492, 615, 657, 662, 730, 738, 820, 876, 993, 1095, 1230, 1314, 1324, 1460, 1476, 1655, 1845, 1986, 2190, 2460, 2628, 2979, 2993, 3285, 3310, 3690, 3972, 4380, 4965, 5958, 5986, 6570, 6620, 7380, 8979, 9930, 11916, 11972, 13140, 13571, 14895, 14965, 17958, 19860, 24163, 26937, 27142, 29790, 29930, 35916, 40713, 44895, 48326, 53874, 54284, 59580, 59860, 67855, 72489, 81426, 89790, 96652, 107748, 120815, 122139, 134685, 135710, 144978, 162852, 179580, 203565, 217467, 241630, 244278, 269370, 271420, 289956, 362445, 407130, 434934, 483260, 488556, 538740, 610695, 724890, 814260, 869868, 990683, 1087335, 1221390, 1449780, 1981366, 2174670, 2442780, 2972049, 3962732, 4349340, 4953415, 5944098, 8916147, 9906830, 11888196, 14860245, 17832294, 19813660, 29720490, 35664588, 44580735, 59440980, 89161470, 178322940]

約数ペア:

[(1, 178322940), (2, 89161470), (3, 59440980), (4, 44580735), (5, 35664588), (6, 29720490), (9, 19813660), (10, 17832294), (12, 14860245), (15, 11888196), (18, 9906830), (20, 8916147), (30, 5944098), (36, 4953415), (41, 4349340), (45, 3962732), (60, 2972049), (73, 2442780), (82, 2174670), (90, 1981366), (123, 1449780), (146, 1221390), (164, 1087335), (180, 990683), (205, 869868), (219, 814260), (246, 724890), (292, 610695), (331, 538740), (365, 488556), (369, 483260), (410, 434934), (438, 407130), (492, 362445), (615, 289956), (657, 271420), (662, 269370), (730, 244278), (738, 241630), (820, 217467), (876, 203565), (993, 179580), (1095, 162852), (1230, 144978), (1314, 135710), (1324, 134685), (1460, 122139), (1476, 120815), (1655, 107748), (1845, 96652), (1986, 89790), (2190, 81426), (2460, 72489), (2628, 67855), (2979, 59860), (2993, 59580), (3285, 54284), (3310, 53874), (3690, 48326), (3972, 44895), (4380, 40713), (4965, 35916), (5958, 29930), (5986, 29790), (6570, 27142), (6620, 26937), (7380, 24163), (8979, 19860), (9930, 17958), (11916, 14965), (11972, 14895), (13140, 13571)]