215730240

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{659}}^1$

素因数の和:721

約数の個数: 224

約数和(自身を含む): 772485120

約数和(自身を除く): 556754880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 32, 33, 40, 44, 48, 55, 60, 62, 64, 66, 80, 88, 93, 96, 110, 120, 124, 132, 155, 160, 165, 176, 186, 192, 220, 240, 248, 264, 310, 320, 330, 341, 352, 372, 440, 465, 480, 496, 528, 620, 659, 660, 682, 704, 744, 880, 930, 960, 992, 1023, 1056, 1240, 1318, 1320, 1364, 1488, 1705, 1760, 1860, 1977, 1984, 2046, 2112, 2480, 2636, 2640, 2728, 2976, 3295, 3410, 3520, 3720, 3954, 4092, 4960, 5115, 5272, 5280, 5456, 5952, 6590, 6820, 7249, 7440, 7908, 8184, 9885, 9920, 10230, 10544, 10560, 10912, 13180, 13640, 14498, 14880, 15816, 16368, 19770, 20429, 20460, 21088, 21747, 21824, 26360, 27280, 28996, 29760, 31632, 32736, 36245, 39540, 40858, 40920, 42176, 43494, 52720, 54560, 57992, 61287, 63264, 65472, 72490, 79080, 81716, 81840, 86988, 102145, 105440, 108735, 109120, 115984, 122574, 126528, 144980, 158160, 163432, 163680, 173976, 204290, 210880, 217470, 224719, 231968, 245148, 289960, 306435, 316320, 326864, 327360, 347952, 408580, 434940, 449438, 463936, 490296, 579920, 612870, 632640, 653728, 674157, 695904, 817160, 869880, 898876, 980592, 1123595, 1159840, 1225740, 1307456, 1348314, 1391808, 1634320, 1739760, 1797752, 1961184, 2247190, 2319680, 2451480, 2696628, 3268640, 3370785, 3479520, 3595504, 3922368, 4494380, 4902960, 5393256, 6537280, 6741570, 6959040, 7191008, 8988760, 9805920, 10786512, 13483140, 14382016, 17977520, 19611840, 21573024, 26966280, 35955040, 43146048, 53932560, 71910080, 107865120, 215730240]

約数ペア:

[(1, 215730240), (2, 107865120), (3, 71910080), (4, 53932560), (5, 43146048), (6, 35955040), (8, 26966280), (10, 21573024), (11, 19611840), (12, 17977520), (15, 14382016), (16, 13483140), (20, 10786512), (22, 9805920), (24, 8988760), (30, 7191008), (31, 6959040), (32, 6741570), (33, 6537280), (40, 5393256), (44, 4902960), (48, 4494380), (55, 3922368), (60, 3595504), (62, 3479520), (64, 3370785), (66, 3268640), (80, 2696628), (88, 2451480), (93, 2319680), (96, 2247190), (110, 1961184), (120, 1797752), (124, 1739760), (132, 1634320), (155, 1391808), (160, 1348314), (165, 1307456), (176, 1225740), (186, 1159840), (192, 1123595), (220, 980592), (240, 898876), (248, 869880), (264, 817160), (310, 695904), (320, 674157), (330, 653728), (341, 632640), (352, 612870), (372, 579920), (440, 490296), (465, 463936), (480, 449438), (496, 434940), (528, 408580), (620, 347952), (659, 327360), (660, 326864), (682, 316320), (704, 306435), (744, 289960), (880, 245148), (930, 231968), (960, 224719), (992, 217470), (1023, 210880), (1056, 204290), (1240, 173976), (1318, 163680), (1320, 163432), (1364, 158160), (1488, 144980), (1705, 126528), (1760, 122574), (1860, 115984), (1977, 109120), (1984, 108735), (2046, 105440), (2112, 102145), (2480, 86988), (2636, 81840), (2640, 81716), (2728, 79080), (2976, 72490), (3295, 65472), (3410, 63264), (3520, 61287), (3720, 57992), (3954, 54560), (4092, 52720), (4960, 43494), (5115, 42176), (5272, 40920), (5280, 40858), (5456, 39540), (5952, 36245), (6590, 32736), (6820, 31632), (7249, 29760), (7440, 28996), (7908, 27280), (8184, 26360), (9885, 21824), (9920, 21747), (10230, 21088), (10544, 20460), (10560, 20429), (10912, 19770), (13180, 16368), (13640, 15816), (14498, 14880)]