204865256520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1\times {\mathrm{22051}}^1$

素因数の和:22396

約数の個数: 192

約数和(自身を含む): 674330754240

約数和(自身を除く): 469465497720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 131, 180, 197, 262, 360, 393, 394, 524, 591, 655, 786, 788, 985, 1048, 1179, 1182, 1310, 1572, 1576, 1773, 1965, 1970, 2358, 2364, 2620, 2955, 3144, 3546, 3930, 3940, 4716, 4728, 5240, 5895, 5910, 7092, 7860, 7880, 8865, 9432, 11790, 11820, 14184, 15720, 17730, 22051, 23580, 23640, 25807, 35460, 44102, 47160, 51614, 66153, 70920, 77421, 88204, 103228, 110255, 129035, 132306, 154842, 176408, 198459, 206456, 220510, 232263, 258070, 264612, 309684, 330765, 387105, 396918, 441020, 464526, 516140, 529224, 619368, 661530, 774210, 793836, 882040, 929052, 992295, 1032280, 1161315, 1323060, 1548420, 1587672, 1858104, 1984590, 2322630, 2646120, 2888681, 3096840, 3969180, 4344047, 4645260, 5777362, 7938360, 8666043, 8688094, 9290520, 11554724, 13032141, 14443405, 17332086, 17376188, 21720235, 23109448, 25998129, 26064282, 28886810, 34664172, 34752376, 39096423, 43330215, 43440470, 51996258, 52128564, 57773620, 65160705, 69328344, 78192846, 86660430, 86880940, 103992516, 104257128, 115547240, 129990645, 130321410, 156385692, 173320860, 173761880, 195482115, 207985032, 259981290, 260642820, 312771384, 346641720, 390964230, 519962580, 521285640, 569070157, 781928460, 1039925160, 1138140314, 1563856920, 1707210471, 2276280628, 2845350785, 3414420942, 4552561256, 5121631413, 5690701570, 6828841884, 8536052355, 10243262826, 11381403140, 13657683768, 17072104710, 20486525652, 22762806280, 25608157065, 34144209420, 40973051304, 51216314130, 68288418840, 102432628260, 204865256520]

約数ペア:

[(1, 204865256520), (2, 102432628260), (3, 68288418840), (4, 51216314130), (5, 40973051304), (6, 34144209420), (8, 25608157065), (9, 22762806280), (10, 20486525652), (12, 17072104710), (15, 13657683768), (18, 11381403140), (20, 10243262826), (24, 8536052355), (30, 6828841884), (36, 5690701570), (40, 5121631413), (45, 4552561256), (60, 3414420942), (72, 2845350785), (90, 2276280628), (120, 1707210471), (131, 1563856920), (180, 1138140314), (197, 1039925160), (262, 781928460), (360, 569070157), (393, 521285640), (394, 519962580), (524, 390964230), (591, 346641720), (655, 312771384), (786, 260642820), (788, 259981290), (985, 207985032), (1048, 195482115), (1179, 173761880), (1182, 173320860), (1310, 156385692), (1572, 130321410), (1576, 129990645), (1773, 115547240), (1965, 104257128), (1970, 103992516), (2358, 86880940), (2364, 86660430), (2620, 78192846), (2955, 69328344), (3144, 65160705), (3546, 57773620), (3930, 52128564), (3940, 51996258), (4716, 43440470), (4728, 43330215), (5240, 39096423), (5895, 34752376), (5910, 34664172), (7092, 28886810), (7860, 26064282), (7880, 25998129), (8865, 23109448), (9432, 21720235), (11790, 17376188), (11820, 17332086), (14184, 14443405), (15720, 13032141), (17730, 11554724), (22051, 9290520), (23580, 8688094), (23640, 8666043), (25807, 7938360), (35460, 5777362), (44102, 4645260), (47160, 4344047), (51614, 3969180), (66153, 3096840), (70920, 2888681), (77421, 2646120), (88204, 2322630), (103228, 1984590), (110255, 1858104), (129035, 1587672), (132306, 1548420), (154842, 1323060), (176408, 1161315), (198459, 1032280), (206456, 992295), (220510, 929052), (232263, 882040), (258070, 793836), (264612, 774210), (309684, 661530), (330765, 619368), (387105, 529224), (396918, 516140), (441020, 464526)]