287917630

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{587}}^1$

素因数の和:639

約数の個数: 128

約数和(自身を含む): 711244800

約数和(自身を除く): 423327170

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 26, 35, 49, 55, 65, 70, 77, 91, 98, 110, 130, 143, 154, 182, 245, 286, 343, 385, 455, 490, 539, 587, 637, 686, 715, 770, 910, 1001, 1078, 1174, 1274, 1430, 1715, 2002, 2695, 2935, 3185, 3430, 3773, 4109, 4459, 5005, 5390, 5870, 6370, 6457, 7007, 7546, 7631, 8218, 8918, 10010, 12914, 14014, 15262, 18865, 20545, 22295, 28763, 32285, 35035, 37730, 38155, 41090, 44590, 45199, 49049, 53417, 57526, 64570, 70070, 76310, 83941, 90398, 98098, 106834, 143815, 167882, 201341, 225995, 245245, 267085, 287630, 316393, 373919, 402682, 419705, 451990, 490490, 534170, 587587, 632786, 747838, 839410, 1006705, 1175174, 1581965, 1869595, 2013410, 2214751, 2617433, 2937935, 3163930, 3739190, 4113109, 4429502, 5234866, 5875870, 8226218, 11073755, 13087165, 20565545, 22147510, 26174330, 28791763, 41131090, 57583526, 143958815, 287917630]

約数ペア:

[(1, 287917630), (2, 143958815), (5, 57583526), (7, 41131090), (10, 28791763), (11, 26174330), (13, 22147510), (14, 20565545), (22, 13087165), (26, 11073755), (35, 8226218), (49, 5875870), (55, 5234866), (65, 4429502), (70, 4113109), (77, 3739190), (91, 3163930), (98, 2937935), (110, 2617433), (130, 2214751), (143, 2013410), (154, 1869595), (182, 1581965), (245, 1175174), (286, 1006705), (343, 839410), (385, 747838), (455, 632786), (490, 587587), (539, 534170), (587, 490490), (637, 451990), (686, 419705), (715, 402682), (770, 373919), (910, 316393), (1001, 287630), (1078, 267085), (1174, 245245), (1274, 225995), (1430, 201341), (1715, 167882), (2002, 143815), (2695, 106834), (2935, 98098), (3185, 90398), (3430, 83941), (3773, 76310), (4109, 70070), (4459, 64570), (5005, 57526), (5390, 53417), (5870, 49049), (6370, 45199), (6457, 44590), (7007, 41090), (7546, 38155), (7631, 37730), (8218, 35035), (8918, 32285), (10010, 28763), (12914, 22295), (14014, 20545), (15262, 18865)]