2008998400

素因数分解:

$2^9\times 5^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:203

約数の個数: 240

約数和(自身を含む): 5285161728

約数和(自身を除く): 3276163328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 61, 62, 64, 80, 83, 100, 122, 124, 128, 155, 160, 166, 200, 244, 248, 256, 305, 310, 320, 332, 400, 415, 488, 496, 512, 610, 620, 640, 664, 775, 800, 830, 976, 992, 1220, 1240, 1280, 1328, 1525, 1550, 1600, 1660, 1891, 1952, 1984, 2075, 2440, 2480, 2560, 2573, 2656, 3050, 3100, 3200, 3320, 3782, 3904, 3968, 4150, 4880, 4960, 5063, 5146, 5312, 6100, 6200, 6400, 6640, 7564, 7808, 7936, 8300, 9455, 9760, 9920, 10126, 10292, 10624, 12200, 12400, 12800, 12865, 13280, 15128, 15616, 15872, 16600, 18910, 19520, 19840, 20252, 20584, 21248, 24400, 24800, 25315, 25730, 26560, 30256, 31232, 33200, 37820, 39040, 39680, 40504, 41168, 42496, 47275, 48800, 49600, 50630, 51460, 53120, 60512, 64325, 66400, 75640, 78080, 79360, 81008, 82336, 94550, 97600, 99200, 101260, 102920, 106240, 121024, 126575, 128650, 132800, 151280, 156160, 156953, 162016, 164672, 189100, 195200, 198400, 202520, 205840, 212480, 242048, 253150, 257300, 265600, 302560, 313906, 324032, 329344, 378200, 390400, 396800, 405040, 411680, 484096, 506300, 514600, 531200, 605120, 627812, 648064, 658688, 756400, 780800, 784765, 810080, 823360, 968192, 1012600, 1029200, 1062400, 1210240, 1255624, 1296128, 1317376, 1512800, 1569530, 1620160, 1646720, 2025200, 2058400, 2420480, 2511248, 2592256, 3025600, 3139060, 3240320, 3293440, 3923825, 4050400, 4116800, 4840960, 5022496, 6051200, 6278120, 6480640, 6586880, 7847650, 8100800, 8233600, 10044992, 12102400, 12556240, 12961280, 15695300, 16201600, 16467200, 20089984, 24204800, 25112480, 31390600, 32403200, 32934400, 40179968, 50224960, 62781200, 64806400, 80359936, 100449920, 125562400, 200899840, 251124800, 401799680, 502249600, 1004499200, 2008998400]

約数ペア:

[(1, 2008998400), (2, 1004499200), (4, 502249600), (5, 401799680), (8, 251124800), (10, 200899840), (16, 125562400), (20, 100449920), (25, 80359936), (31, 64806400), (32, 62781200), (40, 50224960), (50, 40179968), (61, 32934400), (62, 32403200), (64, 31390600), (80, 25112480), (83, 24204800), (100, 20089984), (122, 16467200), (124, 16201600), (128, 15695300), (155, 12961280), (160, 12556240), (166, 12102400), (200, 10044992), (244, 8233600), (248, 8100800), (256, 7847650), (305, 6586880), (310, 6480640), (320, 6278120), (332, 6051200), (400, 5022496), (415, 4840960), (488, 4116800), (496, 4050400), (512, 3923825), (610, 3293440), (620, 3240320), (640, 3139060), (664, 3025600), (775, 2592256), (800, 2511248), (830, 2420480), (976, 2058400), (992, 2025200), (1220, 1646720), (1240, 1620160), (1280, 1569530), (1328, 1512800), (1525, 1317376), (1550, 1296128), (1600, 1255624), (1660, 1210240), (1891, 1062400), (1952, 1029200), (1984, 1012600), (2075, 968192), (2440, 823360), (2480, 810080), (2560, 784765), (2573, 780800), (2656, 756400), (3050, 658688), (3100, 648064), (3200, 627812), (3320, 605120), (3782, 531200), (3904, 514600), (3968, 506300), (4150, 484096), (4880, 411680), (4960, 405040), (5063, 396800), (5146, 390400), (5312, 378200), (6100, 329344), (6200, 324032), (6400, 313906), (6640, 302560), (7564, 265600), (7808, 257300), (7936, 253150), (8300, 242048), (9455, 212480), (9760, 205840), (9920, 202520), (10126, 198400), (10292, 195200), (10624, 189100), (12200, 164672), (12400, 162016), (12800, 156953), (12865, 156160), (13280, 151280), (15128, 132800), (15616, 128650), (15872, 126575), (16600, 121024), (18910, 106240), (19520, 102920), (19840, 101260), (20252, 99200), (20584, 97600), (21248, 94550), (24400, 82336), (24800, 81008), (25315, 79360), (25730, 78080), (26560, 75640), (30256, 66400), (31232, 64325), (33200, 60512), (37820, 53120), (39040, 51460), (39680, 50630), (40504, 49600), (41168, 48800), (42496, 47275)]