19263420

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:102

約数の個数: 240

約数和(自身を含む): 70253568

約数和(自身を除く): 50990148

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 23, 27, 30, 33, 36, 44, 45, 46, 47, 54, 55, 60, 66, 69, 81, 90, 92, 94, 99, 108, 110, 115, 132, 135, 138, 141, 162, 165, 180, 188, 198, 207, 220, 230, 235, 253, 270, 276, 282, 297, 324, 330, 345, 396, 405, 414, 423, 460, 470, 495, 506, 517, 540, 564, 594, 621, 660, 690, 705, 759, 810, 828, 846, 891, 940, 990, 1012, 1034, 1035, 1081, 1188, 1242, 1265, 1269, 1380, 1410, 1485, 1518, 1551, 1620, 1692, 1782, 1863, 1980, 2068, 2070, 2115, 2162, 2277, 2484, 2530, 2538, 2585, 2820, 2970, 3036, 3102, 3105, 3243, 3564, 3726, 3795, 3807, 4140, 4230, 4324, 4455, 4554, 4653, 5060, 5076, 5170, 5405, 5940, 6204, 6210, 6345, 6486, 6831, 7452, 7590, 7614, 7755, 8460, 8910, 9108, 9306, 9315, 9729, 10340, 10810, 11385, 11891, 12420, 12690, 12972, 13662, 13959, 15180, 15228, 15510, 16215, 17820, 18612, 18630, 19035, 19458, 20493, 21620, 22770, 23265, 23782, 25380, 27324, 27918, 29187, 31020, 32430, 34155, 35673, 37260, 38070, 38916, 40986, 41877, 45540, 46530, 47564, 48645, 55836, 58374, 59455, 64860, 68310, 69795, 71346, 76140, 81972, 83754, 87561, 93060, 97290, 102465, 107019, 116748, 118910, 136620, 139590, 142692, 145935, 167508, 175122, 178365, 194580, 204930, 209385, 214038, 237820, 279180, 291870, 321057, 350244, 356730, 409860, 418770, 428076, 437805, 535095, 583740, 642114, 713460, 837540, 875610, 963171, 1070190, 1284228, 1605285, 1751220, 1926342, 2140380, 3210570, 3852684, 4815855, 6421140, 9631710, 19263420]

約数ペア:

[(1, 19263420), (2, 9631710), (3, 6421140), (4, 4815855), (5, 3852684), (6, 3210570), (9, 2140380), (10, 1926342), (11, 1751220), (12, 1605285), (15, 1284228), (18, 1070190), (20, 963171), (22, 875610), (23, 837540), (27, 713460), (30, 642114), (33, 583740), (36, 535095), (44, 437805), (45, 428076), (46, 418770), (47, 409860), (54, 356730), (55, 350244), (60, 321057), (66, 291870), (69, 279180), (81, 237820), (90, 214038), (92, 209385), (94, 204930), (99, 194580), (108, 178365), (110, 175122), (115, 167508), (132, 145935), (135, 142692), (138, 139590), (141, 136620), (162, 118910), (165, 116748), (180, 107019), (188, 102465), (198, 97290), (207, 93060), (220, 87561), (230, 83754), (235, 81972), (253, 76140), (270, 71346), (276, 69795), (282, 68310), (297, 64860), (324, 59455), (330, 58374), (345, 55836), (396, 48645), (405, 47564), (414, 46530), (423, 45540), (460, 41877), (470, 40986), (495, 38916), (506, 38070), (517, 37260), (540, 35673), (564, 34155), (594, 32430), (621, 31020), (660, 29187), (690, 27918), (705, 27324), (759, 25380), (810, 23782), (828, 23265), (846, 22770), (891, 21620), (940, 20493), (990, 19458), (1012, 19035), (1034, 18630), (1035, 18612), (1081, 17820), (1188, 16215), (1242, 15510), (1265, 15228), (1269, 15180), (1380, 13959), (1410, 13662), (1485, 12972), (1518, 12690), (1551, 12420), (1620, 11891), (1692, 11385), (1782, 10810), (1863, 10340), (1980, 9729), (2068, 9315), (2070, 9306), (2115, 9108), (2162, 8910), (2277, 8460), (2484, 7755), (2530, 7614), (2538, 7590), (2585, 7452), (2820, 6831), (2970, 6486), (3036, 6345), (3102, 6210), (3105, 6204), (3243, 5940), (3564, 5405), (3726, 5170), (3795, 5076), (3807, 5060), (4140, 4653), (4230, 4554), (4324, 4455)]