1230442920

素因数分解:

$2^3\times 3^3\times 5^1\times 7^2\times {\mathrm{23251}}^1$

素因数の和:23285

約数の個数: 192

約数和(自身を含む): 4771310400

約数和(自身を除く): 3540867480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 49, 54, 56, 60, 63, 70, 72, 84, 90, 98, 105, 108, 120, 126, 135, 140, 147, 168, 180, 189, 196, 210, 216, 245, 252, 270, 280, 294, 315, 360, 378, 392, 420, 441, 490, 504, 540, 588, 630, 735, 756, 840, 882, 945, 980, 1080, 1176, 1260, 1323, 1470, 1512, 1764, 1890, 1960, 2205, 2520, 2646, 2940, 3528, 3780, 4410, 5292, 5880, 6615, 7560, 8820, 10584, 13230, 17640, 23251, 26460, 46502, 52920, 69753, 93004, 116255, 139506, 162757, 186008, 209259, 232510, 279012, 325514, 348765, 418518, 465020, 488271, 558024, 627777, 651028, 697530, 813785, 837036, 930040, 976542, 1046295, 1139299, 1255554, 1302056, 1395060, 1464813, 1627570, 1674072, 1953084, 2092590, 2278598, 2441355, 2511108, 2790120, 2929626, 3138885, 3255140, 3417897, 3906168, 4185180, 4394439, 4557196, 4882710, 5022216, 5696495, 5859252, 6277770, 6510280, 6835794, 7324065, 8370360, 8788878, 9114392, 9765420, 10253691, 11392990, 11718504, 12555540, 13671588, 14648130, 17089485, 17577756, 19530840, 20507382, 21972195, 22785980, 25111080, 27343176, 29296260, 30761073, 34178970, 35155512, 41014764, 43944390, 45571960, 51268455, 58592520, 61522146, 68357940, 82029528, 87888780, 102536910, 123044292, 136715880, 153805365, 175777560, 205073820, 246088584, 307610730, 410147640, 615221460, 1230442920]

約数ペア:

[(1, 1230442920), (2, 615221460), (3, 410147640), (4, 307610730), (5, 246088584), (6, 205073820), (7, 175777560), (8, 153805365), (9, 136715880), (10, 123044292), (12, 102536910), (14, 87888780), (15, 82029528), (18, 68357940), (20, 61522146), (21, 58592520), (24, 51268455), (27, 45571960), (28, 43944390), (30, 41014764), (35, 35155512), (36, 34178970), (40, 30761073), (42, 29296260), (45, 27343176), (49, 25111080), (54, 22785980), (56, 21972195), (60, 20507382), (63, 19530840), (70, 17577756), (72, 17089485), (84, 14648130), (90, 13671588), (98, 12555540), (105, 11718504), (108, 11392990), (120, 10253691), (126, 9765420), (135, 9114392), (140, 8788878), (147, 8370360), (168, 7324065), (180, 6835794), (189, 6510280), (196, 6277770), (210, 5859252), (216, 5696495), (245, 5022216), (252, 4882710), (270, 4557196), (280, 4394439), (294, 4185180), (315, 3906168), (360, 3417897), (378, 3255140), (392, 3138885), (420, 2929626), (441, 2790120), (490, 2511108), (504, 2441355), (540, 2278598), (588, 2092590), (630, 1953084), (735, 1674072), (756, 1627570), (840, 1464813), (882, 1395060), (945, 1302056), (980, 1255554), (1080, 1139299), (1176, 1046295), (1260, 976542), (1323, 930040), (1470, 837036), (1512, 813785), (1764, 697530), (1890, 651028), (1960, 627777), (2205, 558024), (2520, 488271), (2646, 465020), (2940, 418518), (3528, 348765), (3780, 325514), (4410, 279012), (5292, 232510), (5880, 209259), (6615, 186008), (7560, 162757), (8820, 139506), (10584, 116255), (13230, 93004), (17640, 69753), (23251, 52920), (26460, 46502)]