8309969220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{278671}}^1$

素因数の和:278761

約数の個数: 96

約数和(自身を含む): 26966532096

約数和(自身を除く): 18656562876

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 71, 84, 105, 140, 142, 210, 213, 284, 355, 420, 426, 497, 710, 852, 994, 1065, 1420, 1491, 1988, 2130, 2485, 2982, 4260, 4970, 5964, 7455, 9940, 14910, 29820, 278671, 557342, 836013, 1114684, 1393355, 1672026, 1950697, 2786710, 3344052, 3901394, 4180065, 5573420, 5852091, 7802788, 8360130, 9753485, 11704182, 16720260, 19506970, 19785641, 23408364, 29260455, 39013940, 39571282, 58520910, 59356923, 79142564, 98928205, 117041820, 118713846, 138499487, 197856410, 237427692, 276998974, 296784615, 395712820, 415498461, 553997948, 593569230, 692497435, 830996922, 1187138460, 1384994870, 1661993844, 2077492305, 2769989740, 4154984610, 8309969220]

約数ペア:

[(1, 8309969220), (2, 4154984610), (3, 2769989740), (4, 2077492305), (5, 1661993844), (6, 1384994870), (7, 1187138460), (10, 830996922), (12, 692497435), (14, 593569230), (15, 553997948), (20, 415498461), (21, 395712820), (28, 296784615), (30, 276998974), (35, 237427692), (42, 197856410), (60, 138499487), (70, 118713846), (71, 117041820), (84, 98928205), (105, 79142564), (140, 59356923), (142, 58520910), (210, 39571282), (213, 39013940), (284, 29260455), (355, 23408364), (420, 19785641), (426, 19506970), (497, 16720260), (710, 11704182), (852, 9753485), (994, 8360130), (1065, 7802788), (1420, 5852091), (1491, 5573420), (1988, 4180065), (2130, 3901394), (2485, 3344052), (2982, 2786710), (4260, 1950697), (4970, 1672026), (5964, 1393355), (7455, 1114684), (9940, 836013), (14910, 557342), (29820, 278671)]