123682400

素因数分解:

$2^5\times 5^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:221

約数の個数: 144

約数和(自身を含む): 324979200

約数和(自身を除く): 201296800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 76, 79, 80, 95, 100, 103, 152, 158, 160, 190, 200, 206, 304, 316, 380, 395, 400, 412, 475, 515, 608, 632, 760, 790, 800, 824, 950, 1030, 1264, 1501, 1520, 1580, 1648, 1900, 1957, 1975, 2060, 2528, 2575, 3002, 3040, 3160, 3296, 3800, 3914, 3950, 4120, 5150, 6004, 6320, 7505, 7600, 7828, 7900, 8137, 8240, 9785, 10300, 12008, 12640, 15010, 15200, 15656, 15800, 16274, 16480, 19570, 20600, 24016, 30020, 31312, 31600, 32548, 37525, 39140, 40685, 41200, 48032, 48925, 60040, 62624, 63200, 65096, 75050, 78280, 81370, 82400, 97850, 120080, 130192, 150100, 154603, 156560, 162740, 195700, 203425, 240160, 260384, 300200, 309206, 313120, 325480, 391400, 406850, 600400, 618412, 650960, 773015, 782800, 813700, 1200800, 1236824, 1301920, 1546030, 1565600, 1627400, 2473648, 3092060, 3254800, 3865075, 4947296, 6184120, 6509600, 7730150, 12368240, 15460300, 24736480, 30920600, 61841200, 123682400]

約数ペア:

[(1, 123682400), (2, 61841200), (4, 30920600), (5, 24736480), (8, 15460300), (10, 12368240), (16, 7730150), (19, 6509600), (20, 6184120), (25, 4947296), (32, 3865075), (38, 3254800), (40, 3092060), (50, 2473648), (76, 1627400), (79, 1565600), (80, 1546030), (95, 1301920), (100, 1236824), (103, 1200800), (152, 813700), (158, 782800), (160, 773015), (190, 650960), (200, 618412), (206, 600400), (304, 406850), (316, 391400), (380, 325480), (395, 313120), (400, 309206), (412, 300200), (475, 260384), (515, 240160), (608, 203425), (632, 195700), (760, 162740), (790, 156560), (800, 154603), (824, 150100), (950, 130192), (1030, 120080), (1264, 97850), (1501, 82400), (1520, 81370), (1580, 78280), (1648, 75050), (1900, 65096), (1957, 63200), (1975, 62624), (2060, 60040), (2528, 48925), (2575, 48032), (3002, 41200), (3040, 40685), (3160, 39140), (3296, 37525), (3800, 32548), (3914, 31600), (3950, 31312), (4120, 30020), (5150, 24016), (6004, 20600), (6320, 19570), (7505, 16480), (7600, 16274), (7828, 15800), (7900, 15656), (8137, 15200), (8240, 15010), (9785, 12640), (10300, 12008)]