78369900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{557}}^1$

素因数の和:648

約数の個数: 144

約数和(自身を含む): 263483136

約数和(自身を除く): 185113236

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 67, 70, 75, 84, 100, 105, 134, 140, 150, 175, 201, 210, 268, 300, 335, 350, 402, 420, 469, 525, 557, 670, 700, 804, 938, 1005, 1050, 1114, 1340, 1407, 1671, 1675, 1876, 2010, 2100, 2228, 2345, 2785, 2814, 3342, 3350, 3899, 4020, 4690, 5025, 5570, 5628, 6684, 6700, 7035, 7798, 8355, 9380, 10050, 11140, 11697, 11725, 13925, 14070, 15596, 16710, 19495, 20100, 23394, 23450, 27850, 28140, 33420, 35175, 37319, 38990, 41775, 46788, 46900, 55700, 58485, 70350, 74638, 77980, 83550, 97475, 111957, 116970, 140700, 149276, 167100, 186595, 194950, 223914, 233940, 261233, 292425, 373190, 389900, 447828, 522466, 559785, 584850, 746380, 783699, 932975, 1044932, 1119570, 1169700, 1306165, 1567398, 1865950, 2239140, 2612330, 2798925, 3134796, 3731900, 3918495, 5224660, 5597850, 6530825, 7836990, 11195700, 13061650, 15673980, 19592475, 26123300, 39184950, 78369900]

約数ペア:

[(1, 78369900), (2, 39184950), (3, 26123300), (4, 19592475), (5, 15673980), (6, 13061650), (7, 11195700), (10, 7836990), (12, 6530825), (14, 5597850), (15, 5224660), (20, 3918495), (21, 3731900), (25, 3134796), (28, 2798925), (30, 2612330), (35, 2239140), (42, 1865950), (50, 1567398), (60, 1306165), (67, 1169700), (70, 1119570), (75, 1044932), (84, 932975), (100, 783699), (105, 746380), (134, 584850), (140, 559785), (150, 522466), (175, 447828), (201, 389900), (210, 373190), (268, 292425), (300, 261233), (335, 233940), (350, 223914), (402, 194950), (420, 186595), (469, 167100), (525, 149276), (557, 140700), (670, 116970), (700, 111957), (804, 97475), (938, 83550), (1005, 77980), (1050, 74638), (1114, 70350), (1340, 58485), (1407, 55700), (1671, 46900), (1675, 46788), (1876, 41775), (2010, 38990), (2100, 37319), (2228, 35175), (2345, 33420), (2785, 28140), (2814, 27850), (3342, 23450), (3350, 23394), (3899, 20100), (4020, 19495), (4690, 16710), (5025, 15596), (5570, 14070), (5628, 13925), (6684, 11725), (6700, 11697), (7035, 11140), (7798, 10050), (8355, 9380)]