1890455160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{75377}}^1$

素因数の和:75421

約数の個数: 128

約数和(自身を含む): 6512659200

約数和(自身を除く): 4622204040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 19, 20, 22, 24, 30, 33, 38, 40, 44, 55, 57, 60, 66, 76, 88, 95, 110, 114, 120, 132, 152, 165, 190, 209, 220, 228, 264, 285, 330, 380, 418, 440, 456, 570, 627, 660, 760, 836, 1045, 1140, 1254, 1320, 1672, 2090, 2280, 2508, 3135, 4180, 5016, 6270, 8360, 12540, 25080, 75377, 150754, 226131, 301508, 376885, 452262, 603016, 753770, 829147, 904524, 1130655, 1432163, 1507540, 1658294, 1809048, 2261310, 2487441, 2864326, 3015080, 3316588, 4145735, 4296489, 4522620, 4974882, 5728652, 6633176, 7160815, 8291470, 8592978, 9045240, 9949764, 11457304, 12437205, 14321630, 15753793, 16582940, 17185956, 19899528, 21482445, 24874410, 28643260, 31507586, 33165880, 34371912, 42964890, 47261379, 49748820, 57286520, 63015172, 78768965, 85929780, 94522758, 99497640, 126030344, 157537930, 171859560, 189045516, 236306895, 315075860, 378091032, 472613790, 630151720, 945227580, 1890455160]

約数ペア:

[(1, 1890455160), (2, 945227580), (3, 630151720), (4, 472613790), (5, 378091032), (6, 315075860), (8, 236306895), (10, 189045516), (11, 171859560), (12, 157537930), (15, 126030344), (19, 99497640), (20, 94522758), (22, 85929780), (24, 78768965), (30, 63015172), (33, 57286520), (38, 49748820), (40, 47261379), (44, 42964890), (55, 34371912), (57, 33165880), (60, 31507586), (66, 28643260), (76, 24874410), (88, 21482445), (95, 19899528), (110, 17185956), (114, 16582940), (120, 15753793), (132, 14321630), (152, 12437205), (165, 11457304), (190, 9949764), (209, 9045240), (220, 8592978), (228, 8291470), (264, 7160815), (285, 6633176), (330, 5728652), (380, 4974882), (418, 4522620), (440, 4296489), (456, 4145735), (570, 3316588), (627, 3015080), (660, 2864326), (760, 2487441), (836, 2261310), (1045, 1809048), (1140, 1658294), (1254, 1507540), (1320, 1432163), (1672, 1130655), (2090, 904524), (2280, 829147), (2508, 753770), (3135, 603016), (4180, 452262), (5016, 376885), (6270, 301508), (8360, 226131), (12540, 150754), (25080, 75377)]