1491713860

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{389}}^1$

素因数の和:475

約数の個数: 192

約数和(自身を含む): 4036032000

約数和(自身を除く): 2544318140

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 43, 49, 52, 65, 70, 86, 91, 98, 130, 140, 172, 182, 196, 215, 245, 260, 301, 343, 364, 389, 430, 455, 490, 559, 602, 637, 686, 778, 860, 910, 980, 1118, 1204, 1274, 1372, 1505, 1556, 1715, 1820, 1945, 2107, 2236, 2548, 2723, 2795, 3010, 3185, 3430, 3890, 3913, 4214, 4459, 5057, 5446, 5590, 6020, 6370, 6860, 7780, 7826, 8428, 8918, 10114, 10535, 10892, 11180, 12740, 13615, 14749, 15652, 16727, 17836, 19061, 19565, 20228, 21070, 22295, 25285, 27230, 27391, 29498, 33454, 35399, 38122, 39130, 42140, 44590, 50570, 54460, 54782, 58996, 66908, 70798, 73745, 76244, 78260, 83635, 89180, 95305, 101140, 109564, 117089, 133427, 136955, 141596, 147490, 167270, 176995, 190610, 191737, 217451, 234178, 247793, 266854, 273910, 294980, 334540, 353990, 381220, 383474, 434902, 468356, 495586, 533708, 547820, 585445, 667135, 707980, 766948, 819623, 869804, 958685, 991172, 1087255, 1170890, 1238965, 1334270, 1522157, 1639246, 1734551, 1917370, 2174510, 2341780, 2477930, 2668540, 3044314, 3278492, 3469102, 3834740, 4098115, 4349020, 4955860, 5737361, 6088628, 6938204, 7610785, 8196230, 8672755, 10655099, 11474722, 15221570, 16392460, 17345510, 21310198, 22949444, 28686805, 30443140, 34691020, 42620396, 53275495, 57373610, 74585693, 106550990, 114747220, 149171386, 213101980, 298342772, 372928465, 745856930, 1491713860]

約数ペア:

[(1, 1491713860), (2, 745856930), (4, 372928465), (5, 298342772), (7, 213101980), (10, 149171386), (13, 114747220), (14, 106550990), (20, 74585693), (26, 57373610), (28, 53275495), (35, 42620396), (43, 34691020), (49, 30443140), (52, 28686805), (65, 22949444), (70, 21310198), (86, 17345510), (91, 16392460), (98, 15221570), (130, 11474722), (140, 10655099), (172, 8672755), (182, 8196230), (196, 7610785), (215, 6938204), (245, 6088628), (260, 5737361), (301, 4955860), (343, 4349020), (364, 4098115), (389, 3834740), (430, 3469102), (455, 3278492), (490, 3044314), (559, 2668540), (602, 2477930), (637, 2341780), (686, 2174510), (778, 1917370), (860, 1734551), (910, 1639246), (980, 1522157), (1118, 1334270), (1204, 1238965), (1274, 1170890), (1372, 1087255), (1505, 991172), (1556, 958685), (1715, 869804), (1820, 819623), (1945, 766948), (2107, 707980), (2236, 667135), (2548, 585445), (2723, 547820), (2795, 533708), (3010, 495586), (3185, 468356), (3430, 434902), (3890, 383474), (3913, 381220), (4214, 353990), (4459, 334540), (5057, 294980), (5446, 273910), (5590, 266854), (6020, 247793), (6370, 234178), (6860, 217451), (7780, 191737), (7826, 190610), (8428, 176995), (8918, 167270), (10114, 147490), (10535, 141596), (10892, 136955), (11180, 133427), (12740, 117089), (13615, 109564), (14749, 101140), (15652, 95305), (16727, 89180), (17836, 83635), (19061, 78260), (19565, 76244), (20228, 73745), (21070, 70798), (22295, 66908), (25285, 58996), (27230, 54782), (27391, 54460), (29498, 50570), (33454, 44590), (35399, 42140), (38122, 39130)]