16578700040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{42689}}^1$

素因数の和:42799

約数の個数: 128

約数和(自身を含む): 45490464000

約数和(自身を除く): 28911763960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 73, 76, 95, 133, 140, 146, 152, 190, 266, 280, 292, 365, 380, 511, 532, 584, 665, 730, 760, 1022, 1064, 1330, 1387, 1460, 2044, 2555, 2660, 2774, 2920, 4088, 5110, 5320, 5548, 6935, 9709, 10220, 11096, 13870, 19418, 20440, 27740, 38836, 42689, 48545, 55480, 77672, 85378, 97090, 170756, 194180, 213445, 298823, 341512, 388360, 426890, 597646, 811091, 853780, 1195292, 1494115, 1622182, 1707560, 2390584, 2988230, 3116297, 3244364, 4055455, 5677637, 5976460, 6232594, 6488728, 8110910, 11355274, 11952920, 12465188, 15581485, 16221820, 21814079, 22710548, 24930376, 28388185, 31162970, 32443640, 43628158, 45421096, 56776370, 59209643, 62325940, 87256316, 109070395, 113552740, 118419286, 124651880, 174512632, 218140790, 227105480, 236838572, 296048215, 414467501, 436281580, 473677144, 592096430, 828935002, 872563160, 1184192860, 1657870004, 2072337505, 2368385720, 3315740008, 4144675010, 8289350020, 16578700040]

約数ペア:

[(1, 16578700040), (2, 8289350020), (4, 4144675010), (5, 3315740008), (7, 2368385720), (8, 2072337505), (10, 1657870004), (14, 1184192860), (19, 872563160), (20, 828935002), (28, 592096430), (35, 473677144), (38, 436281580), (40, 414467501), (56, 296048215), (70, 236838572), (73, 227105480), (76, 218140790), (95, 174512632), (133, 124651880), (140, 118419286), (146, 113552740), (152, 109070395), (190, 87256316), (266, 62325940), (280, 59209643), (292, 56776370), (365, 45421096), (380, 43628158), (511, 32443640), (532, 31162970), (584, 28388185), (665, 24930376), (730, 22710548), (760, 21814079), (1022, 16221820), (1064, 15581485), (1330, 12465188), (1387, 11952920), (1460, 11355274), (2044, 8110910), (2555, 6488728), (2660, 6232594), (2774, 5976460), (2920, 5677637), (4088, 4055455), (5110, 3244364), (5320, 3116297), (5548, 2988230), (6935, 2390584), (9709, 1707560), (10220, 1622182), (11096, 1494115), (13870, 1195292), (19418, 853780), (20440, 811091), (27740, 597646), (38836, 426890), (42689, 388360), (48545, 341512), (55480, 298823), (77672, 213445), (85378, 194180), (97090, 170756)]