81190800

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{1187}}^1$

素因数の和:1230

約数の個数: 180

約数和(自身を含む): 296833680

約数和(自身を除く): 215642880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 25, 30, 36, 38, 40, 45, 48, 50, 57, 60, 72, 75, 76, 80, 90, 95, 100, 114, 120, 144, 150, 152, 171, 180, 190, 200, 225, 228, 240, 285, 300, 304, 342, 360, 380, 400, 450, 456, 475, 570, 600, 684, 720, 760, 855, 900, 912, 950, 1140, 1187, 1200, 1368, 1425, 1520, 1710, 1800, 1900, 2280, 2374, 2736, 2850, 3420, 3561, 3600, 3800, 4275, 4560, 4748, 5700, 5935, 6840, 7122, 7600, 8550, 9496, 10683, 11400, 11870, 13680, 14244, 17100, 17805, 18992, 21366, 22553, 22800, 23740, 28488, 29675, 34200, 35610, 42732, 45106, 47480, 53415, 56976, 59350, 67659, 68400, 71220, 85464, 89025, 90212, 94960, 106830, 112765, 118700, 135318, 142440, 170928, 178050, 180424, 202977, 213660, 225530, 237400, 267075, 270636, 284880, 338295, 356100, 360848, 405954, 427320, 451060, 474800, 534150, 541272, 563825, 676590, 712200, 811908, 854640, 902120, 1014885, 1068300, 1082544, 1127650, 1353180, 1424400, 1623816, 1691475, 1804240, 2029770, 2136600, 2255300, 2706360, 3247632, 3382950, 4059540, 4273200, 4510600, 5074425, 5412720, 6765900, 8119080, 9021200, 10148850, 13531800, 16238160, 20297700, 27063600, 40595400, 81190800]

約数ペア:

[(1, 81190800), (2, 40595400), (3, 27063600), (4, 20297700), (5, 16238160), (6, 13531800), (8, 10148850), (9, 9021200), (10, 8119080), (12, 6765900), (15, 5412720), (16, 5074425), (18, 4510600), (19, 4273200), (20, 4059540), (24, 3382950), (25, 3247632), (30, 2706360), (36, 2255300), (38, 2136600), (40, 2029770), (45, 1804240), (48, 1691475), (50, 1623816), (57, 1424400), (60, 1353180), (72, 1127650), (75, 1082544), (76, 1068300), (80, 1014885), (90, 902120), (95, 854640), (100, 811908), (114, 712200), (120, 676590), (144, 563825), (150, 541272), (152, 534150), (171, 474800), (180, 451060), (190, 427320), (200, 405954), (225, 360848), (228, 356100), (240, 338295), (285, 284880), (300, 270636), (304, 267075), (342, 237400), (360, 225530), (380, 213660), (400, 202977), (450, 180424), (456, 178050), (475, 170928), (570, 142440), (600, 135318), (684, 118700), (720, 112765), (760, 106830), (855, 94960), (900, 90212), (912, 89025), (950, 85464), (1140, 71220), (1187, 68400), (1200, 67659), (1368, 59350), (1425, 56976), (1520, 53415), (1710, 47480), (1800, 45106), (1900, 42732), (2280, 35610), (2374, 34200), (2736, 29675), (2850, 28488), (3420, 23740), (3561, 22800), (3600, 22553), (3800, 21366), (4275, 18992), (4560, 17805), (4748, 17100), (5700, 14244), (5935, 13680), (6840, 11870), (7122, 11400), (7600, 10683), (8550, 9496)]