81303923200

素因数分解:

$2^9\times 5^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{3359}}^1$

素因数の和:3479

約数の個数: 240

約数和(自身を含む): 211406469120

約数和(自身を除く): 130102545920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 61, 62, 64, 80, 100, 122, 124, 128, 155, 160, 200, 244, 248, 256, 305, 310, 320, 400, 488, 496, 512, 610, 620, 640, 775, 800, 976, 992, 1220, 1240, 1280, 1525, 1550, 1600, 1891, 1952, 1984, 2440, 2480, 2560, 3050, 3100, 3200, 3359, 3782, 3904, 3968, 4880, 4960, 6100, 6200, 6400, 6718, 7564, 7808, 7936, 9455, 9760, 9920, 12200, 12400, 12800, 13436, 15128, 15616, 15872, 16795, 18910, 19520, 19840, 24400, 24800, 26872, 30256, 31232, 33590, 37820, 39040, 39680, 47275, 48800, 49600, 53744, 60512, 67180, 75640, 78080, 79360, 83975, 94550, 97600, 99200, 104129, 107488, 121024, 134360, 151280, 156160, 167950, 189100, 195200, 198400, 204899, 208258, 214976, 242048, 268720, 302560, 335900, 378200, 390400, 396800, 409798, 416516, 429952, 484096, 520645, 537440, 605120, 671800, 756400, 780800, 819596, 833032, 859904, 968192, 1024495, 1041290, 1074880, 1210240, 1343600, 1512800, 1639192, 1666064, 1719808, 2048990, 2082580, 2149760, 2420480, 2603225, 2687200, 3025600, 3278384, 3332128, 4097980, 4165160, 4299520, 4840960, 5122475, 5206450, 5374400, 6051200, 6351869, 6556768, 6664256, 8195960, 8330320, 8599040, 10244950, 10412900, 10748800, 12102400, 12703738, 13113536, 13328512, 16391920, 16660640, 20489900, 20825800, 21497600, 24204800, 25407476, 26227072, 26657024, 31759345, 32783840, 33321280, 40979800, 41651600, 42995200, 50814952, 52454144, 53314048, 63518690, 65567680, 66642560, 81959600, 83303200, 101629904, 104908288, 127037380, 131135360, 133285120, 158796725, 163919200, 166606400, 203259808, 254074760, 262270720, 266570240, 317593450, 327838400, 333212800, 406519616, 508149520, 524541440, 635186900, 655676800, 666425600, 813039232, 1016299040, 1270373800, 1311353600, 1332851200, 1626078464, 2032598080, 2540747600, 2622707200, 3252156928, 4065196160, 5081495200, 8130392320, 10162990400, 16260784640, 20325980800, 40651961600, 81303923200]

約数ペア:

[(1, 81303923200), (2, 40651961600), (4, 20325980800), (5, 16260784640), (8, 10162990400), (10, 8130392320), (16, 5081495200), (20, 4065196160), (25, 3252156928), (31, 2622707200), (32, 2540747600), (40, 2032598080), (50, 1626078464), (61, 1332851200), (62, 1311353600), (64, 1270373800), (80, 1016299040), (100, 813039232), (122, 666425600), (124, 655676800), (128, 635186900), (155, 524541440), (160, 508149520), (200, 406519616), (244, 333212800), (248, 327838400), (256, 317593450), (305, 266570240), (310, 262270720), (320, 254074760), (400, 203259808), (488, 166606400), (496, 163919200), (512, 158796725), (610, 133285120), (620, 131135360), (640, 127037380), (775, 104908288), (800, 101629904), (976, 83303200), (992, 81959600), (1220, 66642560), (1240, 65567680), (1280, 63518690), (1525, 53314048), (1550, 52454144), (1600, 50814952), (1891, 42995200), (1952, 41651600), (1984, 40979800), (2440, 33321280), (2480, 32783840), (2560, 31759345), (3050, 26657024), (3100, 26227072), (3200, 25407476), (3359, 24204800), (3782, 21497600), (3904, 20825800), (3968, 20489900), (4880, 16660640), (4960, 16391920), (6100, 13328512), (6200, 13113536), (6400, 12703738), (6718, 12102400), (7564, 10748800), (7808, 10412900), (7936, 10244950), (9455, 8599040), (9760, 8330320), (9920, 8195960), (12200, 6664256), (12400, 6556768), (12800, 6351869), (13436, 6051200), (15128, 5374400), (15616, 5206450), (15872, 5122475), (16795, 4840960), (18910, 4299520), (19520, 4165160), (19840, 4097980), (24400, 3332128), (24800, 3278384), (26872, 3025600), (30256, 2687200), (31232, 2603225), (33590, 2420480), (37820, 2149760), (39040, 2082580), (39680, 2048990), (47275, 1719808), (48800, 1666064), (49600, 1639192), (53744, 1512800), (60512, 1343600), (67180, 1210240), (75640, 1074880), (78080, 1041290), (79360, 1024495), (83975, 968192), (94550, 859904), (97600, 833032), (99200, 819596), (104129, 780800), (107488, 756400), (121024, 671800), (134360, 605120), (151280, 537440), (156160, 520645), (167950, 484096), (189100, 429952), (195200, 416516), (198400, 409798), (204899, 396800), (208258, 390400), (214976, 378200), (242048, 335900), (268720, 302560)]