About the Number

72818070

72818069 ← → 72818071

2進数表記:100010101110001110110010110

漢数字表記:七千二百八十一万八千七十

素因数分解:

2 1 × 3 1 × 5 1 × 13 1 × 19 1 × 31 1 × 317 1

素因数の和:390
約数の個数: 128
約数和(自身を含む): 205148160
約数和(自身を除く): 132330090

約数列:
[1, 2, 3, 5, 6, 10, 13, 15, 19, 26, 30, 31, 38, 39, 57, 62, 65, 78, 93, 95, 114, 130, 155, 186, 190, 195, 247, 285, 310, 317, 390, 403, 465, 494, 570, 589, 634, 741, 806, 930, 951, 1178, 1209, 1235, 1482, 1585, 1767, 1902, 2015, 2418, 2470, 2945, 3170, 3534, 3705, 4030, 4121, 4755, 5890, 6023, 6045, 7410, 7657, 8242, 8835, 9510, 9827, 12046, 12090, 12363, 15314, 17670, 18069, 19654, 20605, 22971, 24726, 29481, 30115, 36138, 38285, 41210, 45942, 49135, 58962, 60230, 61815, 76570, 78299, 90345, 98270, 114855, 123630, 127751, 147405, 156598, 180690, 186713, 229710, 234897, 255502, 294810, 373426, 383253, 391495, 469794, 560139, 638755, 766506, 782990, 933565, 1120278, 1174485, 1277510, 1867130, 1916265, 2348970, 2427269, 2800695, 3832530, 4854538, 5601390, 7281807, 12136345, 14563614, 24272690, 36409035, 72818070]

約数ペア:
[(1, 72818070), (2, 36409035), (3, 24272690), (5, 14563614), (6, 12136345), (10, 7281807), (13, 5601390), (15, 4854538), (19, 3832530), (26, 2800695), (30, 2427269), (31, 2348970), (38, 1916265), (39, 1867130), (57, 1277510), (62, 1174485), (65, 1120278), (78, 933565), (93, 782990), (95, 766506), (114, 638755), (130, 560139), (155, 469794), (186, 391495), (190, 383253), (195, 373426), (247, 294810), (285, 255502), (310, 234897), (317, 229710), (390, 186713), (403, 180690), (465, 156598), (494, 147405), (570, 127751), (589, 123630), (634, 114855), (741, 98270), (806, 90345), (930, 78299), (951, 76570), (1178, 61815), (1209, 60230), (1235, 58962), (1482, 49135), (1585, 45942), (1767, 41210), (1902, 38285), (2015, 36138), (2418, 30115), (2470, 29481), (2945, 24726), (3170, 22971), (3534, 20605), (3705, 19654), (4030, 18069), (4121, 17670), (4755, 15314), (5890, 12363), (6023, 12090), (6045, 12046), (7410, 9827), (7657, 9510), (8242, 8835)]

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