190890720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6977}}^1$

素因数の和:7017

約数の個数: 144

約数和(自身を含む): 685797840

約数和(自身を除く): 494907120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 96, 114, 120, 144, 152, 160, 171, 180, 190, 228, 240, 285, 288, 304, 342, 360, 380, 456, 480, 570, 608, 684, 720, 760, 855, 912, 1140, 1368, 1440, 1520, 1710, 1824, 2280, 2736, 3040, 3420, 4560, 5472, 6840, 6977, 9120, 13680, 13954, 20931, 27360, 27908, 34885, 41862, 55816, 62793, 69770, 83724, 104655, 111632, 125586, 132563, 139540, 167448, 209310, 223264, 251172, 265126, 279080, 313965, 334896, 397689, 418620, 502344, 530252, 558160, 627930, 662815, 669792, 795378, 837240, 1004688, 1060504, 1116320, 1193067, 1255860, 1325630, 1590756, 1674480, 1988445, 2009376, 2121008, 2386134, 2511720, 2651260, 3181512, 3348960, 3976890, 4242016, 4772268, 5023440, 5302520, 5965335, 6363024, 7953780, 9544536, 10046880, 10605040, 11930670, 12726048, 15907560, 19089072, 21210080, 23861340, 31815120, 38178144, 47722680, 63630240, 95445360, 190890720]

約数ペア:

[(1, 190890720), (2, 95445360), (3, 63630240), (4, 47722680), (5, 38178144), (6, 31815120), (8, 23861340), (9, 21210080), (10, 19089072), (12, 15907560), (15, 12726048), (16, 11930670), (18, 10605040), (19, 10046880), (20, 9544536), (24, 7953780), (30, 6363024), (32, 5965335), (36, 5302520), (38, 5023440), (40, 4772268), (45, 4242016), (48, 3976890), (57, 3348960), (60, 3181512), (72, 2651260), (76, 2511720), (80, 2386134), (90, 2121008), (95, 2009376), (96, 1988445), (114, 1674480), (120, 1590756), (144, 1325630), (152, 1255860), (160, 1193067), (171, 1116320), (180, 1060504), (190, 1004688), (228, 837240), (240, 795378), (285, 669792), (288, 662815), (304, 627930), (342, 558160), (360, 530252), (380, 502344), (456, 418620), (480, 397689), (570, 334896), (608, 313965), (684, 279080), (720, 265126), (760, 251172), (855, 223264), (912, 209310), (1140, 167448), (1368, 139540), (1440, 132563), (1520, 125586), (1710, 111632), (1824, 104655), (2280, 83724), (2736, 69770), (3040, 62793), (3420, 55816), (4560, 41862), (5472, 34885), (6840, 27908), (6977, 27360), (9120, 20931), (13680, 13954)]