639565836

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2699}}^1$

素因数の和:2764

約数の個数: 144

約数和(自身を含む): 1930521600

約数和(自身を除く): 1290955764

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 31, 39, 42, 49, 52, 62, 78, 84, 91, 93, 98, 124, 147, 156, 182, 186, 196, 217, 273, 294, 364, 372, 403, 434, 546, 588, 637, 651, 806, 868, 1092, 1209, 1274, 1302, 1519, 1612, 1911, 2418, 2548, 2604, 2699, 2821, 3038, 3822, 4557, 4836, 5398, 5642, 6076, 7644, 8097, 8463, 9114, 10796, 11284, 16194, 16926, 18228, 18893, 19747, 32388, 33852, 35087, 37786, 39494, 56679, 59241, 70174, 75572, 78988, 83669, 105261, 113358, 118482, 132251, 140348, 167338, 210522, 226716, 236964, 245609, 251007, 264502, 334676, 396753, 421044, 491218, 502014, 529004, 585683, 736827, 793506, 982436, 1004028, 1087697, 1171366, 1473654, 1587012, 1719263, 1757049, 2175394, 2342732, 2947308, 3263091, 3438526, 3514098, 4099781, 4350788, 5157789, 6526182, 6877052, 7028196, 7613879, 8199562, 10315578, 12299343, 13052364, 15227758, 16399124, 20631156, 22841637, 24598686, 30455516, 45683274, 49197372, 53297153, 91366548, 106594306, 159891459, 213188612, 319782918, 639565836]

約数ペア:

[(1, 639565836), (2, 319782918), (3, 213188612), (4, 159891459), (6, 106594306), (7, 91366548), (12, 53297153), (13, 49197372), (14, 45683274), (21, 30455516), (26, 24598686), (28, 22841637), (31, 20631156), (39, 16399124), (42, 15227758), (49, 13052364), (52, 12299343), (62, 10315578), (78, 8199562), (84, 7613879), (91, 7028196), (93, 6877052), (98, 6526182), (124, 5157789), (147, 4350788), (156, 4099781), (182, 3514098), (186, 3438526), (196, 3263091), (217, 2947308), (273, 2342732), (294, 2175394), (364, 1757049), (372, 1719263), (403, 1587012), (434, 1473654), (546, 1171366), (588, 1087697), (637, 1004028), (651, 982436), (806, 793506), (868, 736827), (1092, 585683), (1209, 529004), (1274, 502014), (1302, 491218), (1519, 421044), (1612, 396753), (1911, 334676), (2418, 264502), (2548, 251007), (2604, 245609), (2699, 236964), (2821, 226716), (3038, 210522), (3822, 167338), (4557, 140348), (4836, 132251), (5398, 118482), (5642, 113358), (6076, 105261), (7644, 83669), (8097, 78988), (8463, 75572), (9114, 70174), (10796, 59241), (11284, 56679), (16194, 39494), (16926, 37786), (18228, 35087), (18893, 33852), (19747, 32388)]