19512900

素因数分解:

$2^2\times 3^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1$

素因数の和:113

約数の個数: 216

約数和(自身を含む): 70141344

約数和(自身を除く): 50628444

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 25, 27, 30, 33, 36, 44, 45, 50, 54, 55, 60, 66, 73, 75, 81, 90, 99, 100, 108, 110, 132, 135, 146, 150, 162, 165, 180, 198, 219, 220, 225, 243, 270, 275, 292, 297, 300, 324, 330, 365, 396, 405, 438, 450, 486, 495, 540, 550, 594, 657, 660, 675, 730, 803, 810, 825, 876, 891, 900, 972, 990, 1095, 1100, 1188, 1215, 1314, 1350, 1460, 1485, 1606, 1620, 1650, 1782, 1825, 1971, 1980, 2025, 2190, 2409, 2430, 2475, 2628, 2673, 2700, 2970, 3212, 3285, 3300, 3564, 3650, 3942, 4015, 4050, 4380, 4455, 4818, 4860, 4950, 5346, 5475, 5913, 5940, 6075, 6570, 7227, 7300, 7425, 7884, 8030, 8100, 8910, 9636, 9855, 9900, 10692, 10950, 11826, 12045, 12150, 13140, 13365, 14454, 14850, 16060, 16425, 17739, 17820, 19710, 20075, 21681, 21900, 22275, 23652, 24090, 24300, 26730, 28908, 29565, 29700, 32850, 35478, 36135, 39420, 40150, 43362, 44550, 48180, 49275, 53460, 59130, 60225, 65043, 65700, 66825, 70956, 72270, 80300, 86724, 88695, 89100, 98550, 108405, 118260, 120450, 130086, 133650, 144540, 147825, 177390, 180675, 195129, 197100, 216810, 240900, 260172, 267300, 295650, 325215, 354780, 361350, 390258, 433620, 443475, 542025, 591300, 650430, 722700, 780516, 886950, 975645, 1084050, 1300860, 1626075, 1773900, 1951290, 2168100, 3252150, 3902580, 4878225, 6504300, 9756450, 19512900]

約数ペア:

[(1, 19512900), (2, 9756450), (3, 6504300), (4, 4878225), (5, 3902580), (6, 3252150), (9, 2168100), (10, 1951290), (11, 1773900), (12, 1626075), (15, 1300860), (18, 1084050), (20, 975645), (22, 886950), (25, 780516), (27, 722700), (30, 650430), (33, 591300), (36, 542025), (44, 443475), (45, 433620), (50, 390258), (54, 361350), (55, 354780), (60, 325215), (66, 295650), (73, 267300), (75, 260172), (81, 240900), (90, 216810), (99, 197100), (100, 195129), (108, 180675), (110, 177390), (132, 147825), (135, 144540), (146, 133650), (150, 130086), (162, 120450), (165, 118260), (180, 108405), (198, 98550), (219, 89100), (220, 88695), (225, 86724), (243, 80300), (270, 72270), (275, 70956), (292, 66825), (297, 65700), (300, 65043), (324, 60225), (330, 59130), (365, 53460), (396, 49275), (405, 48180), (438, 44550), (450, 43362), (486, 40150), (495, 39420), (540, 36135), (550, 35478), (594, 32850), (657, 29700), (660, 29565), (675, 28908), (730, 26730), (803, 24300), (810, 24090), (825, 23652), (876, 22275), (891, 21900), (900, 21681), (972, 20075), (990, 19710), (1095, 17820), (1100, 17739), (1188, 16425), (1215, 16060), (1314, 14850), (1350, 14454), (1460, 13365), (1485, 13140), (1606, 12150), (1620, 12045), (1650, 11826), (1782, 10950), (1825, 10692), (1971, 9900), (1980, 9855), (2025, 9636), (2190, 8910), (2409, 8100), (2430, 8030), (2475, 7884), (2628, 7425), (2673, 7300), (2700, 7227), (2970, 6570), (3212, 6075), (3285, 5940), (3300, 5913), (3564, 5475), (3650, 5346), (3942, 4950), (4015, 4860), (4050, 4818), (4380, 4455)]