252106880

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:278

約数の個数: 128

約数和(自身を含む): 633346560

約数和(自身を除く): 381239680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 97, 124, 128, 131, 155, 160, 194, 248, 262, 310, 320, 388, 485, 496, 524, 620, 640, 655, 776, 970, 992, 1048, 1240, 1310, 1552, 1940, 1984, 2096, 2480, 2620, 3007, 3104, 3880, 3968, 4061, 4192, 4960, 5240, 6014, 6208, 7760, 8122, 8384, 9920, 10480, 12028, 12416, 12707, 15035, 15520, 16244, 16768, 19840, 20305, 20960, 24056, 25414, 30070, 31040, 32488, 40610, 41920, 48112, 50828, 60140, 62080, 63535, 64976, 81220, 83840, 96224, 101656, 120280, 127070, 129952, 162440, 192448, 203312, 240560, 254140, 259904, 324880, 384896, 393917, 406624, 481120, 508280, 519808, 649760, 787834, 813248, 962240, 1016560, 1299520, 1575668, 1626496, 1924480, 1969585, 2033120, 2599040, 3151336, 3939170, 4066240, 6302672, 7878340, 8132480, 12605344, 15756680, 25210688, 31513360, 50421376, 63026720, 126053440, 252106880]

約数ペア:

[(1, 252106880), (2, 126053440), (4, 63026720), (5, 50421376), (8, 31513360), (10, 25210688), (16, 15756680), (20, 12605344), (31, 8132480), (32, 7878340), (40, 6302672), (62, 4066240), (64, 3939170), (80, 3151336), (97, 2599040), (124, 2033120), (128, 1969585), (131, 1924480), (155, 1626496), (160, 1575668), (194, 1299520), (248, 1016560), (262, 962240), (310, 813248), (320, 787834), (388, 649760), (485, 519808), (496, 508280), (524, 481120), (620, 406624), (640, 393917), (655, 384896), (776, 324880), (970, 259904), (992, 254140), (1048, 240560), (1240, 203312), (1310, 192448), (1552, 162440), (1940, 129952), (1984, 127070), (2096, 120280), (2480, 101656), (2620, 96224), (3007, 83840), (3104, 81220), (3880, 64976), (3968, 63535), (4061, 62080), (4192, 60140), (4960, 50828), (5240, 48112), (6014, 41920), (6208, 40610), (7760, 32488), (8122, 31040), (8384, 30070), (9920, 25414), (10480, 24056), (12028, 20960), (12416, 20305), (12707, 19840), (15035, 16768), (15520, 16244)]