778877610

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{2039}}^1$

素因数の和:2180

約数の個数: 128

約数和(自身を含む): 2284277760

約数和(自身を除く): 1505400150

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 42, 51, 70, 85, 102, 105, 107, 119, 170, 210, 214, 238, 255, 321, 357, 510, 535, 595, 642, 714, 749, 1070, 1190, 1498, 1605, 1785, 1819, 2039, 2247, 3210, 3570, 3638, 3745, 4078, 4494, 5457, 6117, 7490, 9095, 10195, 10914, 11235, 12234, 12733, 14273, 18190, 20390, 22470, 25466, 27285, 28546, 30585, 34663, 38199, 42819, 54570, 61170, 63665, 69326, 71365, 76398, 85638, 103989, 127330, 142730, 173315, 190995, 207978, 214095, 218173, 242641, 346630, 381990, 428190, 436346, 485282, 519945, 654519, 727923, 1039890, 1090865, 1213205, 1309038, 1455846, 1527211, 2181730, 2426410, 3054422, 3272595, 3639615, 3708941, 4581633, 6545190, 7279230, 7417882, 7636055, 9163266, 11126823, 15272110, 18544705, 22253646, 22908165, 25962587, 37089410, 45816330, 51925174, 55634115, 77887761, 111268230, 129812935, 155775522, 259625870, 389438805, 778877610]

約数ペア:

[(1, 778877610), (2, 389438805), (3, 259625870), (5, 155775522), (6, 129812935), (7, 111268230), (10, 77887761), (14, 55634115), (15, 51925174), (17, 45816330), (21, 37089410), (30, 25962587), (34, 22908165), (35, 22253646), (42, 18544705), (51, 15272110), (70, 11126823), (85, 9163266), (102, 7636055), (105, 7417882), (107, 7279230), (119, 6545190), (170, 4581633), (210, 3708941), (214, 3639615), (238, 3272595), (255, 3054422), (321, 2426410), (357, 2181730), (510, 1527211), (535, 1455846), (595, 1309038), (642, 1213205), (714, 1090865), (749, 1039890), (1070, 727923), (1190, 654519), (1498, 519945), (1605, 485282), (1785, 436346), (1819, 428190), (2039, 381990), (2247, 346630), (3210, 242641), (3570, 218173), (3638, 214095), (3745, 207978), (4078, 190995), (4494, 173315), (5457, 142730), (6117, 127330), (7490, 103989), (9095, 85638), (10195, 76398), (10914, 71365), (11235, 69326), (12234, 63665), (12733, 61170), (14273, 54570), (18190, 42819), (20390, 38199), (22470, 34663), (25466, 30585), (27285, 28546)]