123997320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20261}}^1$

素因数の和:20295

約数の個数: 96

約数和(自身を含む): 426717720

約数和(自身を除く): 302720400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 136, 153, 170, 180, 204, 255, 306, 340, 360, 408, 510, 612, 680, 765, 1020, 1224, 1530, 2040, 3060, 6120, 20261, 40522, 60783, 81044, 101305, 121566, 162088, 182349, 202610, 243132, 303915, 344437, 364698, 405220, 486264, 607830, 688874, 729396, 810440, 911745, 1033311, 1215660, 1377748, 1458792, 1722185, 1823490, 2066622, 2431320, 2755496, 3099933, 3444370, 3646980, 4133244, 5166555, 6199866, 6888740, 7293960, 8266488, 10333110, 12399732, 13777480, 15499665, 20666220, 24799464, 30999330, 41332440, 61998660, 123997320]

約数ペア:

[(1, 123997320), (2, 61998660), (3, 41332440), (4, 30999330), (5, 24799464), (6, 20666220), (8, 15499665), (9, 13777480), (10, 12399732), (12, 10333110), (15, 8266488), (17, 7293960), (18, 6888740), (20, 6199866), (24, 5166555), (30, 4133244), (34, 3646980), (36, 3444370), (40, 3099933), (45, 2755496), (51, 2431320), (60, 2066622), (68, 1823490), (72, 1722185), (85, 1458792), (90, 1377748), (102, 1215660), (120, 1033311), (136, 911745), (153, 810440), (170, 729396), (180, 688874), (204, 607830), (255, 486264), (306, 405220), (340, 364698), (360, 344437), (408, 303915), (510, 243132), (612, 202610), (680, 182349), (765, 162088), (1020, 121566), (1224, 101305), (1530, 81044), (2040, 60783), (3060, 40522), (6120, 20261)]