399602400

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:226

約数の個数: 288

約数和(自身を含む): 1385911296

約数和(自身を除く): 986308896

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 31, 32, 40, 41, 48, 50, 60, 62, 75, 80, 82, 93, 96, 100, 120, 123, 124, 131, 150, 155, 160, 164, 186, 200, 205, 240, 246, 248, 262, 300, 310, 328, 372, 393, 400, 410, 465, 480, 492, 496, 524, 600, 615, 620, 655, 656, 744, 775, 786, 800, 820, 930, 984, 992, 1025, 1048, 1200, 1230, 1240, 1271, 1310, 1312, 1488, 1550, 1572, 1640, 1860, 1965, 1968, 2050, 2096, 2325, 2400, 2460, 2480, 2542, 2620, 2976, 3075, 3100, 3144, 3275, 3280, 3720, 3813, 3930, 3936, 4061, 4100, 4192, 4650, 4920, 4960, 5084, 5240, 5371, 6150, 6200, 6288, 6355, 6550, 6560, 7440, 7626, 7860, 8122, 8200, 9300, 9825, 9840, 10168, 10480, 10742, 12183, 12300, 12400, 12576, 12710, 13100, 14880, 15252, 15720, 16113, 16244, 16400, 18600, 19065, 19650, 19680, 20305, 20336, 20960, 21484, 24366, 24600, 24800, 25420, 26200, 26855, 30504, 31440, 31775, 32226, 32488, 32800, 37200, 38130, 39300, 40610, 40672, 42968, 48732, 49200, 50840, 52400, 53710, 60915, 61008, 62880, 63550, 64452, 64976, 74400, 76260, 78600, 80565, 81220, 85936, 95325, 97464, 98400, 101525, 101680, 104800, 107420, 121830, 122016, 127100, 128904, 129952, 134275, 152520, 157200, 161130, 162440, 166501, 171872, 190650, 194928, 203050, 203360, 214840, 243660, 254200, 257808, 268550, 304575, 305040, 314400, 322260, 324880, 333002, 381300, 389856, 402825, 406100, 429680, 487320, 499503, 508400, 515616, 537100, 609150, 610080, 644520, 649760, 666004, 762600, 805650, 812200, 832505, 859360, 974640, 999006, 1016800, 1074200, 1218300, 1289040, 1332008, 1525200, 1611300, 1624400, 1665010, 1949280, 1998012, 2148400, 2436600, 2497515, 2578080, 2664016, 3050400, 3222600, 3248800, 3330020, 3996024, 4162525, 4296800, 4873200, 4995030, 5328032, 6445200, 6660040, 7992048, 8325050, 9746400, 9990060, 12487575, 12890400, 13320080, 15984096, 16650100, 19980120, 24975150, 26640160, 33300200, 39960240, 49950300, 66600400, 79920480, 99900600, 133200800, 199801200, 399602400]

約数ペア:

[(1, 399602400), (2, 199801200), (3, 133200800), (4, 99900600), (5, 79920480), (6, 66600400), (8, 49950300), (10, 39960240), (12, 33300200), (15, 26640160), (16, 24975150), (20, 19980120), (24, 16650100), (25, 15984096), (30, 13320080), (31, 12890400), (32, 12487575), (40, 9990060), (41, 9746400), (48, 8325050), (50, 7992048), (60, 6660040), (62, 6445200), (75, 5328032), (80, 4995030), (82, 4873200), (93, 4296800), (96, 4162525), (100, 3996024), (120, 3330020), (123, 3248800), (124, 3222600), (131, 3050400), (150, 2664016), (155, 2578080), (160, 2497515), (164, 2436600), (186, 2148400), (200, 1998012), (205, 1949280), (240, 1665010), (246, 1624400), (248, 1611300), (262, 1525200), (300, 1332008), (310, 1289040), (328, 1218300), (372, 1074200), (393, 1016800), (400, 999006), (410, 974640), (465, 859360), (480, 832505), (492, 812200), (496, 805650), (524, 762600), (600, 666004), (615, 649760), (620, 644520), (655, 610080), (656, 609150), (744, 537100), (775, 515616), (786, 508400), (800, 499503), (820, 487320), (930, 429680), (984, 406100), (992, 402825), (1025, 389856), (1048, 381300), (1200, 333002), (1230, 324880), (1240, 322260), (1271, 314400), (1310, 305040), (1312, 304575), (1488, 268550), (1550, 257808), (1572, 254200), (1640, 243660), (1860, 214840), (1965, 203360), (1968, 203050), (2050, 194928), (2096, 190650), (2325, 171872), (2400, 166501), (2460, 162440), (2480, 161130), (2542, 157200), (2620, 152520), (2976, 134275), (3075, 129952), (3100, 128904), (3144, 127100), (3275, 122016), (3280, 121830), (3720, 107420), (3813, 104800), (3930, 101680), (3936, 101525), (4061, 98400), (4100, 97464), (4192, 95325), (4650, 85936), (4920, 81220), (4960, 80565), (5084, 78600), (5240, 76260), (5371, 74400), (6150, 64976), (6200, 64452), (6288, 63550), (6355, 62880), (6550, 61008), (6560, 60915), (7440, 53710), (7626, 52400), (7860, 50840), (8122, 49200), (8200, 48732), (9300, 42968), (9825, 40672), (9840, 40610), (10168, 39300), (10480, 38130), (10742, 37200), (12183, 32800), (12300, 32488), (12400, 32226), (12576, 31775), (12710, 31440), (13100, 30504), (14880, 26855), (15252, 26200), (15720, 25420), (16113, 24800), (16244, 24600), (16400, 24366), (18600, 21484), (19065, 20960), (19650, 20336), (19680, 20305)]