217270890

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1033}}^1$

素因数の和:1109

約数の個数: 128

約数和(自身を含む): 625363200

約数和(自身を除く): 408092310

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 41, 45, 54, 57, 82, 90, 95, 114, 123, 135, 171, 190, 205, 246, 270, 285, 342, 369, 410, 513, 570, 615, 738, 779, 855, 1026, 1033, 1107, 1230, 1558, 1710, 1845, 2066, 2214, 2337, 2565, 3099, 3690, 3895, 4674, 5130, 5165, 5535, 6198, 7011, 7790, 9297, 10330, 11070, 11685, 14022, 15495, 18594, 19627, 21033, 23370, 27891, 30990, 35055, 39254, 42066, 42353, 46485, 55782, 58881, 70110, 84706, 92970, 98135, 105165, 117762, 127059, 139455, 176643, 196270, 210330, 211765, 254118, 278910, 294405, 353286, 381177, 423530, 529929, 588810, 635295, 762354, 804707, 883215, 1059858, 1143531, 1270590, 1609414, 1766430, 1905885, 2287062, 2414121, 2649645, 3811770, 4023535, 4828242, 5299290, 5717655, 7242363, 8047070, 11435310, 12070605, 14484726, 21727089, 24141210, 36211815, 43454178, 72423630, 108635445, 217270890]

約数ペア:

[(1, 217270890), (2, 108635445), (3, 72423630), (5, 43454178), (6, 36211815), (9, 24141210), (10, 21727089), (15, 14484726), (18, 12070605), (19, 11435310), (27, 8047070), (30, 7242363), (38, 5717655), (41, 5299290), (45, 4828242), (54, 4023535), (57, 3811770), (82, 2649645), (90, 2414121), (95, 2287062), (114, 1905885), (123, 1766430), (135, 1609414), (171, 1270590), (190, 1143531), (205, 1059858), (246, 883215), (270, 804707), (285, 762354), (342, 635295), (369, 588810), (410, 529929), (513, 423530), (570, 381177), (615, 353286), (738, 294405), (779, 278910), (855, 254118), (1026, 211765), (1033, 210330), (1107, 196270), (1230, 176643), (1558, 139455), (1710, 127059), (1845, 117762), (2066, 105165), (2214, 98135), (2337, 92970), (2565, 84706), (3099, 70110), (3690, 58881), (3895, 55782), (4674, 46485), (5130, 42353), (5165, 42066), (5535, 39254), (6198, 35055), (7011, 30990), (7790, 27891), (9297, 23370), (10330, 21033), (11070, 19627), (11685, 18594), (14022, 15495)]