78211896

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:249

約数の個数: 128

約数和(自身を含む): 232243200

約数和(自身を除く): 154031304

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 71, 79, 83, 84, 142, 158, 166, 168, 213, 237, 249, 284, 316, 332, 426, 474, 497, 498, 553, 568, 581, 632, 664, 852, 948, 994, 996, 1106, 1162, 1491, 1659, 1704, 1743, 1896, 1988, 1992, 2212, 2324, 2982, 3318, 3486, 3976, 4424, 4648, 5609, 5893, 5964, 6557, 6636, 6972, 11218, 11786, 11928, 13114, 13272, 13944, 16827, 17679, 19671, 22436, 23572, 26228, 33654, 35358, 39263, 39342, 41251, 44872, 45899, 47144, 52456, 67308, 70716, 78526, 78684, 82502, 91798, 117789, 123753, 134616, 137697, 141432, 157052, 157368, 165004, 183596, 235578, 247506, 275394, 314104, 330008, 367192, 465547, 471156, 495012, 550788, 931094, 942312, 990024, 1101576, 1396641, 1862188, 2793282, 3258829, 3724376, 5586564, 6517658, 9776487, 11173128, 13035316, 19552974, 26070632, 39105948, 78211896]

約数ペア:

[(1, 78211896), (2, 39105948), (3, 26070632), (4, 19552974), (6, 13035316), (7, 11173128), (8, 9776487), (12, 6517658), (14, 5586564), (21, 3724376), (24, 3258829), (28, 2793282), (42, 1862188), (56, 1396641), (71, 1101576), (79, 990024), (83, 942312), (84, 931094), (142, 550788), (158, 495012), (166, 471156), (168, 465547), (213, 367192), (237, 330008), (249, 314104), (284, 275394), (316, 247506), (332, 235578), (426, 183596), (474, 165004), (497, 157368), (498, 157052), (553, 141432), (568, 137697), (581, 134616), (632, 123753), (664, 117789), (852, 91798), (948, 82502), (994, 78684), (996, 78526), (1106, 70716), (1162, 67308), (1491, 52456), (1659, 47144), (1704, 45899), (1743, 44872), (1896, 41251), (1988, 39342), (1992, 39263), (2212, 35358), (2324, 33654), (2982, 26228), (3318, 23572), (3486, 22436), (3976, 19671), (4424, 17679), (4648, 16827), (5609, 13944), (5893, 13272), (5964, 13114), (6557, 11928), (6636, 11786), (6972, 11218)]