248496248

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1$

素因数の和:99

約数の個数: 216

約数和(自身を含む): 665915040

約数和(自身を除く): 417418792

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 31, 44, 49, 52, 56, 62, 77, 88, 91, 98, 104, 121, 124, 143, 154, 169, 182, 196, 217, 242, 248, 286, 308, 338, 341, 364, 392, 403, 434, 484, 539, 572, 616, 637, 676, 682, 728, 806, 847, 868, 968, 1001, 1078, 1144, 1183, 1274, 1352, 1364, 1519, 1573, 1612, 1694, 1736, 1859, 2002, 2156, 2366, 2387, 2548, 2728, 2821, 3038, 3146, 3224, 3388, 3718, 3751, 4004, 4312, 4433, 4732, 4774, 5096, 5239, 5642, 5929, 6076, 6292, 6776, 7007, 7436, 7502, 8008, 8281, 8866, 9464, 9548, 10478, 11011, 11284, 11858, 12152, 12584, 13013, 14014, 14872, 15004, 16562, 16709, 17732, 19096, 19747, 20449, 20956, 22022, 22568, 23716, 26026, 26257, 28028, 30008, 31031, 33124, 33418, 35464, 36673, 39494, 40898, 41912, 44044, 47432, 48763, 52052, 52514, 56056, 57629, 62062, 66248, 66836, 73346, 77077, 78988, 81796, 88088, 91091, 97526, 104104, 105028, 115258, 124124, 133672, 143143, 146692, 154154, 157976, 163592, 182182, 183799, 195052, 210056, 217217, 230516, 248248, 256711, 286286, 293384, 308308, 341341, 364364, 367598, 390104, 403403, 434434, 461032, 513422, 572572, 616616, 633919, 682682, 728728, 735196, 806806, 868868, 1002001, 1026844, 1145144, 1267838, 1365364, 1470392, 1613612, 1737736, 2004002, 2053688, 2389387, 2535676, 2730728, 2823821, 3227224, 4008004, 4437433, 4778774, 5071352, 5647642, 8016008, 8874866, 9557548, 11295284, 17749732, 19115096, 22590568, 31062031, 35499464, 62124062, 124248124, 248496248]

約数ペア:

[(1, 248496248), (2, 124248124), (4, 62124062), (7, 35499464), (8, 31062031), (11, 22590568), (13, 19115096), (14, 17749732), (22, 11295284), (26, 9557548), (28, 8874866), (31, 8016008), (44, 5647642), (49, 5071352), (52, 4778774), (56, 4437433), (62, 4008004), (77, 3227224), (88, 2823821), (91, 2730728), (98, 2535676), (104, 2389387), (121, 2053688), (124, 2004002), (143, 1737736), (154, 1613612), (169, 1470392), (182, 1365364), (196, 1267838), (217, 1145144), (242, 1026844), (248, 1002001), (286, 868868), (308, 806806), (338, 735196), (341, 728728), (364, 682682), (392, 633919), (403, 616616), (434, 572572), (484, 513422), (539, 461032), (572, 434434), (616, 403403), (637, 390104), (676, 367598), (682, 364364), (728, 341341), (806, 308308), (847, 293384), (868, 286286), (968, 256711), (1001, 248248), (1078, 230516), (1144, 217217), (1183, 210056), (1274, 195052), (1352, 183799), (1364, 182182), (1519, 163592), (1573, 157976), (1612, 154154), (1694, 146692), (1736, 143143), (1859, 133672), (2002, 124124), (2156, 115258), (2366, 105028), (2387, 104104), (2548, 97526), (2728, 91091), (2821, 88088), (3038, 81796), (3146, 78988), (3224, 77077), (3388, 73346), (3718, 66836), (3751, 66248), (4004, 62062), (4312, 57629), (4433, 56056), (4732, 52514), (4774, 52052), (5096, 48763), (5239, 47432), (5642, 44044), (5929, 41912), (6076, 40898), (6292, 39494), (6776, 36673), (7007, 35464), (7436, 33418), (7502, 33124), (8008, 31031), (8281, 30008), (8866, 28028), (9464, 26257), (9548, 26026), (10478, 23716), (11011, 22568), (11284, 22022), (11858, 20956), (12152, 20449), (12584, 19747), (13013, 19096), (14014, 17732), (14872, 16709), (15004, 16562)]