778829772

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{1031}}^1$

素因数の和:1108

約数の個数: 144

約数和(自身を含む): 2301046272

約数和(自身を除く): 1522216500

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 23, 28, 34, 42, 46, 51, 68, 69, 84, 92, 102, 119, 138, 161, 204, 238, 276, 322, 357, 391, 476, 483, 529, 644, 714, 782, 966, 1031, 1058, 1173, 1428, 1564, 1587, 1932, 2062, 2116, 2346, 2737, 3093, 3174, 3703, 4124, 4692, 5474, 6186, 6348, 7217, 7406, 8211, 8993, 10948, 11109, 12372, 14434, 14812, 16422, 17527, 17986, 21651, 22218, 23713, 26979, 28868, 32844, 35054, 35972, 43302, 44436, 47426, 52581, 53958, 62951, 70108, 71139, 86604, 94852, 105162, 107916, 122689, 125902, 142278, 165991, 188853, 210324, 245378, 251804, 284556, 331982, 368067, 377706, 403121, 490756, 497973, 545399, 663964, 736134, 755412, 806242, 995946, 1090798, 1209363, 1472268, 1612484, 1636197, 1991892, 2181596, 2418726, 2821847, 3272394, 3817793, 4837452, 5643694, 6544788, 7635586, 8465541, 9271783, 11287388, 11453379, 15271172, 16931082, 18543566, 22906758, 27815349, 33862164, 37087132, 45813516, 55630698, 64902481, 111261396, 129804962, 194707443, 259609924, 389414886, 778829772]

約数ペア:

[(1, 778829772), (2, 389414886), (3, 259609924), (4, 194707443), (6, 129804962), (7, 111261396), (12, 64902481), (14, 55630698), (17, 45813516), (21, 37087132), (23, 33862164), (28, 27815349), (34, 22906758), (42, 18543566), (46, 16931082), (51, 15271172), (68, 11453379), (69, 11287388), (84, 9271783), (92, 8465541), (102, 7635586), (119, 6544788), (138, 5643694), (161, 4837452), (204, 3817793), (238, 3272394), (276, 2821847), (322, 2418726), (357, 2181596), (391, 1991892), (476, 1636197), (483, 1612484), (529, 1472268), (644, 1209363), (714, 1090798), (782, 995946), (966, 806242), (1031, 755412), (1058, 736134), (1173, 663964), (1428, 545399), (1564, 497973), (1587, 490756), (1932, 403121), (2062, 377706), (2116, 368067), (2346, 331982), (2737, 284556), (3093, 251804), (3174, 245378), (3703, 210324), (4124, 188853), (4692, 165991), (5474, 142278), (6186, 125902), (6348, 122689), (7217, 107916), (7406, 105162), (8211, 94852), (8993, 86604), (10948, 71139), (11109, 70108), (12372, 62951), (14434, 53958), (14812, 52581), (16422, 47426), (17527, 44436), (17986, 43302), (21651, 35972), (22218, 35054), (23713, 32844), (26979, 28868)]