19415700

素因数分解:

$2^2\times 3^5\times 5^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1$

素因数の和:93

約数の個数: 216

約数和(自身を含む): 68245632

約数和(自身を除く): 48829932

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 25, 27, 30, 34, 36, 45, 47, 50, 51, 54, 60, 68, 75, 81, 85, 90, 94, 100, 102, 108, 135, 141, 150, 153, 162, 170, 180, 188, 204, 225, 235, 243, 255, 270, 282, 300, 306, 324, 340, 405, 423, 425, 450, 459, 470, 486, 510, 540, 564, 612, 675, 705, 765, 799, 810, 846, 850, 900, 918, 940, 972, 1020, 1175, 1215, 1269, 1275, 1350, 1377, 1410, 1530, 1598, 1620, 1692, 1700, 1836, 2025, 2115, 2295, 2350, 2397, 2430, 2538, 2550, 2700, 2754, 2820, 3060, 3196, 3525, 3807, 3825, 3995, 4050, 4131, 4230, 4590, 4700, 4794, 4860, 5076, 5100, 5508, 6075, 6345, 6885, 7050, 7191, 7614, 7650, 7990, 8100, 8262, 8460, 9180, 9588, 10575, 11421, 11475, 11985, 12150, 12690, 13770, 14100, 14382, 15228, 15300, 15980, 16524, 19035, 19975, 20655, 21150, 21573, 22842, 22950, 23970, 24300, 25380, 27540, 28764, 31725, 34425, 35955, 38070, 39950, 41310, 42300, 43146, 45684, 45900, 47940, 57105, 59925, 63450, 64719, 68850, 71910, 76140, 79900, 82620, 86292, 95175, 103275, 107865, 114210, 119850, 126900, 129438, 137700, 143820, 179775, 190350, 194157, 206550, 215730, 228420, 239700, 258876, 285525, 323595, 359550, 380700, 388314, 413100, 431460, 539325, 571050, 647190, 719100, 776628, 970785, 1078650, 1142100, 1294380, 1617975, 1941570, 2157300, 3235950, 3883140, 4853925, 6471900, 9707850, 19415700]

約数ペア:

[(1, 19415700), (2, 9707850), (3, 6471900), (4, 4853925), (5, 3883140), (6, 3235950), (9, 2157300), (10, 1941570), (12, 1617975), (15, 1294380), (17, 1142100), (18, 1078650), (20, 970785), (25, 776628), (27, 719100), (30, 647190), (34, 571050), (36, 539325), (45, 431460), (47, 413100), (50, 388314), (51, 380700), (54, 359550), (60, 323595), (68, 285525), (75, 258876), (81, 239700), (85, 228420), (90, 215730), (94, 206550), (100, 194157), (102, 190350), (108, 179775), (135, 143820), (141, 137700), (150, 129438), (153, 126900), (162, 119850), (170, 114210), (180, 107865), (188, 103275), (204, 95175), (225, 86292), (235, 82620), (243, 79900), (255, 76140), (270, 71910), (282, 68850), (300, 64719), (306, 63450), (324, 59925), (340, 57105), (405, 47940), (423, 45900), (425, 45684), (450, 43146), (459, 42300), (470, 41310), (486, 39950), (510, 38070), (540, 35955), (564, 34425), (612, 31725), (675, 28764), (705, 27540), (765, 25380), (799, 24300), (810, 23970), (846, 22950), (850, 22842), (900, 21573), (918, 21150), (940, 20655), (972, 19975), (1020, 19035), (1175, 16524), (1215, 15980), (1269, 15300), (1275, 15228), (1350, 14382), (1377, 14100), (1410, 13770), (1530, 12690), (1598, 12150), (1620, 11985), (1692, 11475), (1700, 11421), (1836, 10575), (2025, 9588), (2115, 9180), (2295, 8460), (2350, 8262), (2397, 8100), (2430, 7990), (2538, 7650), (2550, 7614), (2700, 7191), (2754, 7050), (2820, 6885), (3060, 6345), (3196, 6075), (3525, 5508), (3807, 5100), (3825, 5076), (3995, 4860), (4050, 4794), (4131, 4700), (4230, 4590)]