212432920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{547}}^1$

素因数の和:657

約数の個数: 128

約数和(自身を含む): 583948800

約数和(自身を除く): 371515880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 73, 76, 95, 133, 140, 146, 152, 190, 266, 280, 292, 365, 380, 511, 532, 547, 584, 665, 730, 760, 1022, 1064, 1094, 1330, 1387, 1460, 2044, 2188, 2555, 2660, 2735, 2774, 2920, 3829, 4088, 4376, 5110, 5320, 5470, 5548, 6935, 7658, 9709, 10220, 10393, 10940, 11096, 13870, 15316, 19145, 19418, 20440, 20786, 21880, 27740, 30632, 38290, 38836, 39931, 41572, 48545, 51965, 55480, 72751, 76580, 77672, 79862, 83144, 97090, 103930, 145502, 153160, 159724, 194180, 199655, 207860, 279517, 291004, 319448, 363755, 388360, 399310, 415720, 559034, 582008, 727510, 758689, 798620, 1118068, 1397585, 1455020, 1517378, 1597240, 2236136, 2795170, 2910040, 3034756, 3793445, 5310823, 5590340, 6069512, 7586890, 10621646, 11180680, 15173780, 21243292, 26554115, 30347560, 42486584, 53108230, 106216460, 212432920]

約数ペア:

[(1, 212432920), (2, 106216460), (4, 53108230), (5, 42486584), (7, 30347560), (8, 26554115), (10, 21243292), (14, 15173780), (19, 11180680), (20, 10621646), (28, 7586890), (35, 6069512), (38, 5590340), (40, 5310823), (56, 3793445), (70, 3034756), (73, 2910040), (76, 2795170), (95, 2236136), (133, 1597240), (140, 1517378), (146, 1455020), (152, 1397585), (190, 1118068), (266, 798620), (280, 758689), (292, 727510), (365, 582008), (380, 559034), (511, 415720), (532, 399310), (547, 388360), (584, 363755), (665, 319448), (730, 291004), (760, 279517), (1022, 207860), (1064, 199655), (1094, 194180), (1330, 159724), (1387, 153160), (1460, 145502), (2044, 103930), (2188, 97090), (2555, 83144), (2660, 79862), (2735, 77672), (2774, 76580), (2920, 72751), (3829, 55480), (4088, 51965), (4376, 48545), (5110, 41572), (5320, 39931), (5470, 38836), (5548, 38290), (6935, 30632), (7658, 27740), (9709, 21880), (10220, 20786), (10393, 20440), (10940, 19418), (11096, 19145), (13870, 15316)]