394955280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{28871}}^1$

素因数の和:28909

約数の個数: 120

約数和(自身を含む): 1396249920

約数和(自身を除く): 1001294640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 380, 456, 570, 684, 720, 760, 855, 912, 1140, 1368, 1520, 1710, 2280, 2736, 3420, 4560, 6840, 13680, 28871, 57742, 86613, 115484, 144355, 173226, 230968, 259839, 288710, 346452, 433065, 461936, 519678, 548549, 577420, 692904, 866130, 1039356, 1097098, 1154840, 1299195, 1385808, 1645647, 1732260, 2078712, 2194196, 2309680, 2598390, 2742745, 3291294, 3464520, 4157424, 4388392, 4936941, 5196780, 5485490, 6582588, 6929040, 8228235, 8776784, 9873882, 10393560, 10970980, 13165176, 16456470, 19747764, 20787120, 21941960, 24684705, 26330352, 32912940, 39495528, 43883920, 49369410, 65825880, 78991056, 98738820, 131651760, 197477640, 394955280]

約数ペア:

[(1, 394955280), (2, 197477640), (3, 131651760), (4, 98738820), (5, 78991056), (6, 65825880), (8, 49369410), (9, 43883920), (10, 39495528), (12, 32912940), (15, 26330352), (16, 24684705), (18, 21941960), (19, 20787120), (20, 19747764), (24, 16456470), (30, 13165176), (36, 10970980), (38, 10393560), (40, 9873882), (45, 8776784), (48, 8228235), (57, 6929040), (60, 6582588), (72, 5485490), (76, 5196780), (80, 4936941), (90, 4388392), (95, 4157424), (114, 3464520), (120, 3291294), (144, 2742745), (152, 2598390), (171, 2309680), (180, 2194196), (190, 2078712), (228, 1732260), (240, 1645647), (285, 1385808), (304, 1299195), (342, 1154840), (360, 1097098), (380, 1039356), (456, 866130), (570, 692904), (684, 577420), (720, 548549), (760, 519678), (855, 461936), (912, 433065), (1140, 346452), (1368, 288710), (1520, 259839), (1710, 230968), (2280, 173226), (2736, 144355), (3420, 115484), (4560, 86613), (6840, 57742), (13680, 28871)]