228400900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1321}}^1$

素因数の和:1374

約数の個数: 144

約数和(自身を含む): 642597760

約数和(自身を除く): 414196860

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 25, 26, 28, 35, 38, 50, 52, 65, 70, 76, 91, 95, 100, 130, 133, 140, 175, 182, 190, 247, 260, 266, 325, 350, 364, 380, 455, 475, 494, 532, 650, 665, 700, 910, 950, 988, 1235, 1300, 1321, 1330, 1729, 1820, 1900, 2275, 2470, 2642, 2660, 3325, 3458, 4550, 4940, 5284, 6175, 6605, 6650, 6916, 8645, 9100, 9247, 12350, 13210, 13300, 17173, 17290, 18494, 24700, 25099, 26420, 33025, 34346, 34580, 36988, 43225, 46235, 50198, 66050, 68692, 85865, 86450, 92470, 100396, 120211, 125495, 132100, 171730, 172900, 175693, 184940, 231175, 240422, 250990, 326287, 343460, 351386, 429325, 462350, 480844, 501980, 601055, 627475, 652574, 702772, 858650, 878465, 924700, 1202110, 1254950, 1305148, 1631435, 1717300, 1756930, 2284009, 2404220, 2509900, 3005275, 3262870, 3513860, 4392325, 4568018, 6010550, 6525740, 8157175, 8784650, 9136036, 11420045, 12021100, 16314350, 17569300, 22840090, 32628700, 45680180, 57100225, 114200450, 228400900]

約数ペア:

[(1, 228400900), (2, 114200450), (4, 57100225), (5, 45680180), (7, 32628700), (10, 22840090), (13, 17569300), (14, 16314350), (19, 12021100), (20, 11420045), (25, 9136036), (26, 8784650), (28, 8157175), (35, 6525740), (38, 6010550), (50, 4568018), (52, 4392325), (65, 3513860), (70, 3262870), (76, 3005275), (91, 2509900), (95, 2404220), (100, 2284009), (130, 1756930), (133, 1717300), (140, 1631435), (175, 1305148), (182, 1254950), (190, 1202110), (247, 924700), (260, 878465), (266, 858650), (325, 702772), (350, 652574), (364, 627475), (380, 601055), (455, 501980), (475, 480844), (494, 462350), (532, 429325), (650, 351386), (665, 343460), (700, 326287), (910, 250990), (950, 240422), (988, 231175), (1235, 184940), (1300, 175693), (1321, 172900), (1330, 171730), (1729, 132100), (1820, 125495), (1900, 120211), (2275, 100396), (2470, 92470), (2642, 86450), (2660, 85865), (3325, 68692), (3458, 66050), (4550, 50198), (4940, 46235), (5284, 43225), (6175, 36988), (6605, 34580), (6650, 34346), (6916, 33025), (8645, 26420), (9100, 25099), (9247, 24700), (12350, 18494), (13210, 17290), (13300, 17173)]