72819360

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{829}}^1$

素因数の和:911

約数の個数: 144

約数和(自身を含む): 252874440

約数和(自身を除く): 180055080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 61, 72, 80, 90, 96, 120, 122, 144, 160, 180, 183, 240, 244, 288, 305, 360, 366, 480, 488, 549, 610, 720, 732, 829, 915, 976, 1098, 1220, 1440, 1464, 1658, 1830, 1952, 2196, 2440, 2487, 2745, 2928, 3316, 3660, 4145, 4392, 4880, 4974, 5490, 5856, 6632, 7320, 7461, 8290, 8784, 9760, 9948, 10980, 12435, 13264, 14640, 14922, 16580, 17568, 19896, 21960, 24870, 26528, 29280, 29844, 33160, 37305, 39792, 43920, 49740, 50569, 59688, 66320, 74610, 79584, 87840, 99480, 101138, 119376, 132640, 149220, 151707, 198960, 202276, 238752, 252845, 298440, 303414, 397920, 404552, 455121, 505690, 596880, 606828, 758535, 809104, 910242, 1011380, 1193760, 1213656, 1517070, 1618208, 1820484, 2022760, 2275605, 2427312, 3034140, 3640968, 4045520, 4551210, 4854624, 6068280, 7281936, 8091040, 9102420, 12136560, 14563872, 18204840, 24273120, 36409680, 72819360]

約数ペア:

[(1, 72819360), (2, 36409680), (3, 24273120), (4, 18204840), (5, 14563872), (6, 12136560), (8, 9102420), (9, 8091040), (10, 7281936), (12, 6068280), (15, 4854624), (16, 4551210), (18, 4045520), (20, 3640968), (24, 3034140), (30, 2427312), (32, 2275605), (36, 2022760), (40, 1820484), (45, 1618208), (48, 1517070), (60, 1213656), (61, 1193760), (72, 1011380), (80, 910242), (90, 809104), (96, 758535), (120, 606828), (122, 596880), (144, 505690), (160, 455121), (180, 404552), (183, 397920), (240, 303414), (244, 298440), (288, 252845), (305, 238752), (360, 202276), (366, 198960), (480, 151707), (488, 149220), (549, 132640), (610, 119376), (720, 101138), (732, 99480), (829, 87840), (915, 79584), (976, 74610), (1098, 66320), (1220, 59688), (1440, 50569), (1464, 49740), (1658, 43920), (1830, 39792), (1952, 37305), (2196, 33160), (2440, 29844), (2487, 29280), (2745, 26528), (2928, 24870), (3316, 21960), (3660, 19896), (4145, 17568), (4392, 16580), (4880, 14922), (4974, 14640), (5490, 13264), (5856, 12435), (6632, 10980), (7320, 9948), (7461, 9760), (8290, 8784)]