1998716400

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29221}}^1$

素因数の和:29264

約数の個数: 180

約数和(自身を含む): 7301408920

約数和(自身を除く): 5302692520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 25, 30, 36, 38, 40, 45, 48, 50, 57, 60, 72, 75, 76, 80, 90, 95, 100, 114, 120, 144, 150, 152, 171, 180, 190, 200, 225, 228, 240, 285, 300, 304, 342, 360, 380, 400, 450, 456, 475, 570, 600, 684, 720, 760, 855, 900, 912, 950, 1140, 1200, 1368, 1425, 1520, 1710, 1800, 1900, 2280, 2736, 2850, 3420, 3600, 3800, 4275, 4560, 5700, 6840, 7600, 8550, 11400, 13680, 17100, 22800, 29221, 34200, 58442, 68400, 87663, 116884, 146105, 175326, 233768, 262989, 292210, 350652, 438315, 467536, 525978, 555199, 584420, 701304, 730525, 876630, 1051956, 1110398, 1168840, 1314945, 1402608, 1461050, 1665597, 1753260, 2103912, 2191575, 2220796, 2337680, 2629890, 2775995, 2922100, 3331194, 3506520, 4207824, 4383150, 4441592, 4996791, 5259780, 5551990, 5844200, 6574725, 6662388, 7013040, 8327985, 8766300, 8883184, 9993582, 10519560, 11103980, 11688400, 13149450, 13324776, 13879975, 16655970, 17532600, 19987164, 21039120, 22207960, 24983955, 26298900, 26649552, 27759950, 33311940, 35065200, 39974328, 41639925, 44415920, 49967910, 52597800, 55519900, 66623880, 79948656, 83279850, 99935820, 105195600, 111039800, 124919775, 133247760, 166559700, 199871640, 222079600, 249839550, 333119400, 399743280, 499679100, 666238800, 999358200, 1998716400]

約数ペア:

[(1, 1998716400), (2, 999358200), (3, 666238800), (4, 499679100), (5, 399743280), (6, 333119400), (8, 249839550), (9, 222079600), (10, 199871640), (12, 166559700), (15, 133247760), (16, 124919775), (18, 111039800), (19, 105195600), (20, 99935820), (24, 83279850), (25, 79948656), (30, 66623880), (36, 55519900), (38, 52597800), (40, 49967910), (45, 44415920), (48, 41639925), (50, 39974328), (57, 35065200), (60, 33311940), (72, 27759950), (75, 26649552), (76, 26298900), (80, 24983955), (90, 22207960), (95, 21039120), (100, 19987164), (114, 17532600), (120, 16655970), (144, 13879975), (150, 13324776), (152, 13149450), (171, 11688400), (180, 11103980), (190, 10519560), (200, 9993582), (225, 8883184), (228, 8766300), (240, 8327985), (285, 7013040), (300, 6662388), (304, 6574725), (342, 5844200), (360, 5551990), (380, 5259780), (400, 4996791), (450, 4441592), (456, 4383150), (475, 4207824), (570, 3506520), (600, 3331194), (684, 2922100), (720, 2775995), (760, 2629890), (855, 2337680), (900, 2220796), (912, 2191575), (950, 2103912), (1140, 1753260), (1200, 1665597), (1368, 1461050), (1425, 1402608), (1520, 1314945), (1710, 1168840), (1800, 1110398), (1900, 1051956), (2280, 876630), (2736, 730525), (2850, 701304), (3420, 584420), (3600, 555199), (3800, 525978), (4275, 467536), (4560, 438315), (5700, 350652), (6840, 292210), (7600, 262989), (8550, 233768), (11400, 175326), (13680, 146105), (17100, 116884), (22800, 87663), (29221, 68400), (34200, 58442)]