158400720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11579}}^1$

素因数の和:11617

約数の個数: 120

約数和(自身を含む): 560008800

約数和(自身を除く): 401608080

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, 11579, 13680, 23158, 34737, 46316, 57895, 69474, 92632, 104211, 115790, 138948, 173685, 185264, 208422, 220001, 231580, 277896, 347370, 416844, 440002, 463160, 521055, 555792, 660003, 694740, 833688, 880004, 926320, 1042110, 1100005, 1320006, 1389480, 1667376, 1760008, 1980009, 2084220, 2200010, 2640012, 2778960, 3300015, 3520016, 3960018, 4168440, 4400020, 5280024, 6600030, 7920036, 8336880, 8800040, 9900045, 10560048, 13200060, 15840072, 17600080, 19800090, 26400120, 31680144, 39600180, 52800240, 79200360, 158400720]

約数ペア:

[(1, 158400720), (2, 79200360), (3, 52800240), (4, 39600180), (5, 31680144), (6, 26400120), (8, 19800090), (9, 17600080), (10, 15840072), (12, 13200060), (15, 10560048), (16, 9900045), (18, 8800040), (19, 8336880), (20, 7920036), (24, 6600030), (30, 5280024), (36, 4400020), (38, 4168440), (40, 3960018), (45, 3520016), (48, 3300015), (57, 2778960), (60, 2640012), (72, 2200010), (76, 2084220), (80, 1980009), (90, 1760008), (95, 1667376), (114, 1389480), (120, 1320006), (144, 1100005), (152, 1042110), (171, 926320), (180, 880004), (190, 833688), (228, 694740), (240, 660003), (285, 555792), (304, 521055), (342, 463160), (360, 440002), (380, 416844), (456, 347370), (570, 277896), (684, 231580), (720, 220001), (760, 208422), (855, 185264), (912, 173685), (1140, 138948), (1368, 115790), (1520, 104211), (1710, 92632), (2280, 69474), (2736, 57895), (3420, 46316), (4560, 34737), (6840, 23158), (11579, 13680)]