81915600

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:182

約数の個数: 240

約数和(自身を含む): 290606400

約数和(自身を除く): 208690800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 39, 40, 48, 50, 52, 59, 60, 65, 75, 78, 80, 89, 100, 104, 118, 120, 130, 150, 156, 177, 178, 195, 200, 208, 236, 240, 260, 267, 295, 300, 312, 325, 354, 356, 390, 400, 445, 472, 520, 534, 590, 600, 624, 650, 708, 712, 767, 780, 885, 890, 944, 975, 1040, 1068, 1157, 1180, 1200, 1300, 1335, 1416, 1424, 1475, 1534, 1560, 1770, 1780, 1950, 2136, 2225, 2301, 2314, 2360, 2600, 2670, 2832, 2950, 3068, 3120, 3471, 3540, 3560, 3835, 3900, 4272, 4425, 4450, 4602, 4628, 4720, 5200, 5251, 5340, 5785, 5900, 6136, 6675, 6942, 7080, 7120, 7670, 7800, 8850, 8900, 9204, 9256, 10502, 10680, 11505, 11570, 11800, 12272, 13350, 13884, 14160, 15340, 15600, 15753, 17355, 17700, 17800, 18408, 18512, 19175, 21004, 21360, 23010, 23140, 23600, 26255, 26700, 27768, 28925, 30680, 31506, 34710, 35400, 35600, 36816, 38350, 42008, 46020, 46280, 52510, 53400, 55536, 57525, 57850, 61360, 63012, 68263, 69420, 70800, 76700, 78765, 84016, 86775, 92040, 92560, 105020, 106800, 115050, 115700, 126024, 131275, 136526, 138840, 153400, 157530, 173550, 184080, 204789, 210040, 230100, 231400, 252048, 262550, 273052, 277680, 306800, 315060, 341315, 347100, 393825, 409578, 420080, 460200, 462800, 525100, 546104, 630120, 682630, 694200, 787650, 819156, 920400, 1023945, 1050200, 1092208, 1260240, 1365260, 1388400, 1575300, 1638312, 1706575, 2047890, 2100400, 2730520, 3150600, 3276624, 3413150, 4095780, 5119725, 5461040, 6301200, 6826300, 8191560, 10239450, 13652600, 16383120, 20478900, 27305200, 40957800, 81915600]

約数ペア:

[(1, 81915600), (2, 40957800), (3, 27305200), (4, 20478900), (5, 16383120), (6, 13652600), (8, 10239450), (10, 8191560), (12, 6826300), (13, 6301200), (15, 5461040), (16, 5119725), (20, 4095780), (24, 3413150), (25, 3276624), (26, 3150600), (30, 2730520), (39, 2100400), (40, 2047890), (48, 1706575), (50, 1638312), (52, 1575300), (59, 1388400), (60, 1365260), (65, 1260240), (75, 1092208), (78, 1050200), (80, 1023945), (89, 920400), (100, 819156), (104, 787650), (118, 694200), (120, 682630), (130, 630120), (150, 546104), (156, 525100), (177, 462800), (178, 460200), (195, 420080), (200, 409578), (208, 393825), (236, 347100), (240, 341315), (260, 315060), (267, 306800), (295, 277680), (300, 273052), (312, 262550), (325, 252048), (354, 231400), (356, 230100), (390, 210040), (400, 204789), (445, 184080), (472, 173550), (520, 157530), (534, 153400), (590, 138840), (600, 136526), (624, 131275), (650, 126024), (708, 115700), (712, 115050), (767, 106800), (780, 105020), (885, 92560), (890, 92040), (944, 86775), (975, 84016), (1040, 78765), (1068, 76700), (1157, 70800), (1180, 69420), (1200, 68263), (1300, 63012), (1335, 61360), (1416, 57850), (1424, 57525), (1475, 55536), (1534, 53400), (1560, 52510), (1770, 46280), (1780, 46020), (1950, 42008), (2136, 38350), (2225, 36816), (2301, 35600), (2314, 35400), (2360, 34710), (2600, 31506), (2670, 30680), (2832, 28925), (2950, 27768), (3068, 26700), (3120, 26255), (3471, 23600), (3540, 23140), (3560, 23010), (3835, 21360), (3900, 21004), (4272, 19175), (4425, 18512), (4450, 18408), (4602, 17800), (4628, 17700), (4720, 17355), (5200, 15753), (5251, 15600), (5340, 15340), (5785, 14160), (5900, 13884), (6136, 13350), (6675, 12272), (6942, 11800), (7080, 11570), (7120, 11505), (7670, 10680), (7800, 10502), (8850, 9256), (8900, 9204)]