23101920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1$

素因数の和:345

約数の個数: 144

約数和(自身を含む): 80432352

約数和(自身を除く): 57330432

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, 263, 288, 305, 360, 366, 480, 488, 526, 549, 610, 720, 732, 789, 915, 976, 1052, 1098, 1220, 1315, 1440, 1464, 1578, 1830, 1952, 2104, 2196, 2367, 2440, 2630, 2745, 2928, 3156, 3660, 3945, 4208, 4392, 4734, 4880, 5260, 5490, 5856, 6312, 7320, 7890, 8416, 8784, 9468, 9760, 10520, 10980, 11835, 12624, 14640, 15780, 16043, 17568, 18936, 21040, 21960, 23670, 25248, 29280, 31560, 32086, 37872, 42080, 43920, 47340, 48129, 63120, 64172, 75744, 80215, 87840, 94680, 96258, 126240, 128344, 144387, 160430, 189360, 192516, 240645, 256688, 288774, 320860, 378720, 385032, 481290, 513376, 577548, 641720, 721935, 770064, 962580, 1155096, 1283440, 1443870, 1540128, 1925160, 2310192, 2566880, 2887740, 3850320, 4620384, 5775480, 7700640, 11550960, 23101920]

約数ペア:

[(1, 23101920), (2, 11550960), (3, 7700640), (4, 5775480), (5, 4620384), (6, 3850320), (8, 2887740), (9, 2566880), (10, 2310192), (12, 1925160), (15, 1540128), (16, 1443870), (18, 1283440), (20, 1155096), (24, 962580), (30, 770064), (32, 721935), (36, 641720), (40, 577548), (45, 513376), (48, 481290), (60, 385032), (61, 378720), (72, 320860), (80, 288774), (90, 256688), (96, 240645), (120, 192516), (122, 189360), (144, 160430), (160, 144387), (180, 128344), (183, 126240), (240, 96258), (244, 94680), (263, 87840), (288, 80215), (305, 75744), (360, 64172), (366, 63120), (480, 48129), (488, 47340), (526, 43920), (549, 42080), (610, 37872), (720, 32086), (732, 31560), (789, 29280), (915, 25248), (976, 23670), (1052, 21960), (1098, 21040), (1220, 18936), (1315, 17568), (1440, 16043), (1464, 15780), (1578, 14640), (1830, 12624), (1952, 11835), (2104, 10980), (2196, 10520), (2367, 9760), (2440, 9468), (2630, 8784), (2745, 8416), (2928, 7890), (3156, 7320), (3660, 6312), (3945, 5856), (4208, 5490), (4392, 5260), (4734, 4880)]