623308420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:282

約数の個数: 144

約数和(自身を含む): 1576592640

約数和(自身を除く): 953284220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 79, 83, 97, 98, 140, 158, 166, 194, 196, 245, 316, 332, 388, 395, 415, 485, 490, 553, 581, 679, 790, 830, 970, 980, 1106, 1162, 1358, 1580, 1660, 1940, 2212, 2324, 2716, 2765, 2905, 3395, 3871, 4067, 4753, 5530, 5810, 6557, 6790, 7663, 7742, 8051, 8134, 9506, 11060, 11620, 13114, 13580, 15326, 15484, 16102, 16268, 19012, 19355, 20335, 23765, 26228, 30652, 32204, 32785, 38315, 38710, 40255, 40670, 45899, 47530, 53641, 56357, 65570, 76630, 77420, 80510, 81340, 91798, 95060, 107282, 112714, 131140, 153260, 161020, 183596, 214564, 225428, 229495, 268205, 281785, 321293, 375487, 394499, 458990, 536410, 563570, 636029, 642586, 750974, 788998, 917980, 1072820, 1127140, 1272058, 1285172, 1501948, 1577996, 1606465, 1877435, 1972495, 2544116, 3180145, 3212930, 3754870, 3944990, 4452203, 6360290, 6425860, 7509740, 7889980, 8904406, 12720580, 17808812, 22261015, 31165421, 44522030, 62330842, 89044060, 124661684, 155827105, 311654210, 623308420]

約数ペア:

[(1, 623308420), (2, 311654210), (4, 155827105), (5, 124661684), (7, 89044060), (10, 62330842), (14, 44522030), (20, 31165421), (28, 22261015), (35, 17808812), (49, 12720580), (70, 8904406), (79, 7889980), (83, 7509740), (97, 6425860), (98, 6360290), (140, 4452203), (158, 3944990), (166, 3754870), (194, 3212930), (196, 3180145), (245, 2544116), (316, 1972495), (332, 1877435), (388, 1606465), (395, 1577996), (415, 1501948), (485, 1285172), (490, 1272058), (553, 1127140), (581, 1072820), (679, 917980), (790, 788998), (830, 750974), (970, 642586), (980, 636029), (1106, 563570), (1162, 536410), (1358, 458990), (1580, 394499), (1660, 375487), (1940, 321293), (2212, 281785), (2324, 268205), (2716, 229495), (2765, 225428), (2905, 214564), (3395, 183596), (3871, 161020), (4067, 153260), (4753, 131140), (5530, 112714), (5810, 107282), (6557, 95060), (6790, 91798), (7663, 81340), (7742, 80510), (8051, 77420), (8134, 76630), (9506, 65570), (11060, 56357), (11620, 53641), (13114, 47530), (13580, 45899), (15326, 40670), (15484, 40255), (16102, 38710), (16268, 38315), (19012, 32785), (19355, 32204), (20335, 30652), (23765, 26228)]