80379900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:161

約数の個数: 216

約数和(自身を含む): 270093824

約数和(自身を除く): 189713924

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 31, 36, 43, 45, 50, 60, 62, 67, 75, 86, 90, 93, 100, 124, 129, 134, 150, 155, 172, 180, 186, 201, 215, 225, 258, 268, 279, 300, 310, 335, 372, 387, 402, 430, 450, 465, 516, 558, 603, 620, 645, 670, 774, 775, 804, 860, 900, 930, 1005, 1075, 1116, 1206, 1290, 1333, 1340, 1395, 1548, 1550, 1675, 1860, 1935, 2010, 2077, 2150, 2325, 2412, 2580, 2666, 2790, 2881, 3015, 3100, 3225, 3350, 3870, 3999, 4020, 4154, 4300, 4650, 5025, 5332, 5580, 5762, 6030, 6231, 6450, 6665, 6700, 6975, 7740, 7998, 8308, 8643, 9300, 9675, 10050, 10385, 11524, 11997, 12060, 12462, 12900, 13330, 13950, 14405, 15075, 15996, 17286, 18693, 19350, 19995, 20100, 20770, 23994, 24924, 25929, 26660, 27900, 28810, 30150, 31155, 33325, 34572, 37386, 38700, 39990, 41540, 43215, 47988, 51858, 51925, 57620, 59985, 60300, 62310, 66650, 72025, 74772, 79980, 86430, 89311, 93465, 99975, 103716, 103850, 119970, 124620, 129645, 133300, 144050, 155775, 172860, 178622, 186930, 199950, 207700, 216075, 239940, 259290, 267933, 288100, 299925, 311550, 357244, 373860, 399900, 432150, 446555, 467325, 518580, 535866, 599850, 623100, 648225, 803799, 864300, 893110, 934650, 1071732, 1199700, 1296450, 1339665, 1607598, 1786220, 1869300, 2232775, 2592900, 2679330, 3215196, 4018995, 4465550, 5358660, 6698325, 8037990, 8931100, 13396650, 16075980, 20094975, 26793300, 40189950, 80379900]

約数ペア:

[(1, 80379900), (2, 40189950), (3, 26793300), (4, 20094975), (5, 16075980), (6, 13396650), (9, 8931100), (10, 8037990), (12, 6698325), (15, 5358660), (18, 4465550), (20, 4018995), (25, 3215196), (30, 2679330), (31, 2592900), (36, 2232775), (43, 1869300), (45, 1786220), (50, 1607598), (60, 1339665), (62, 1296450), (67, 1199700), (75, 1071732), (86, 934650), (90, 893110), (93, 864300), (100, 803799), (124, 648225), (129, 623100), (134, 599850), (150, 535866), (155, 518580), (172, 467325), (180, 446555), (186, 432150), (201, 399900), (215, 373860), (225, 357244), (258, 311550), (268, 299925), (279, 288100), (300, 267933), (310, 259290), (335, 239940), (372, 216075), (387, 207700), (402, 199950), (430, 186930), (450, 178622), (465, 172860), (516, 155775), (558, 144050), (603, 133300), (620, 129645), (645, 124620), (670, 119970), (774, 103850), (775, 103716), (804, 99975), (860, 93465), (900, 89311), (930, 86430), (1005, 79980), (1075, 74772), (1116, 72025), (1206, 66650), (1290, 62310), (1333, 60300), (1340, 59985), (1395, 57620), (1548, 51925), (1550, 51858), (1675, 47988), (1860, 43215), (1935, 41540), (2010, 39990), (2077, 38700), (2150, 37386), (2325, 34572), (2412, 33325), (2580, 31155), (2666, 30150), (2790, 28810), (2881, 27900), (3015, 26660), (3100, 25929), (3225, 24924), (3350, 23994), (3870, 20770), (3999, 20100), (4020, 19995), (4154, 19350), (4300, 18693), (4650, 17286), (5025, 15996), (5332, 15075), (5580, 14405), (5762, 13950), (6030, 13330), (6231, 12900), (6450, 12462), (6665, 12060), (6700, 11997), (6975, 11524), (7740, 10385), (7998, 10050), (8308, 9675), (8643, 9300)]