30414720

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:133

約数の個数: 256

約数和(自身を含む): 115937280

約数和(自身を除く): 85522560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 56, 60, 62, 64, 70, 73, 80, 84, 93, 96, 105, 112, 120, 124, 128, 140, 146, 155, 160, 168, 186, 192, 210, 217, 219, 224, 240, 248, 280, 292, 310, 320, 336, 365, 372, 384, 420, 434, 438, 448, 465, 480, 496, 511, 560, 584, 620, 640, 651, 672, 730, 744, 840, 868, 876, 896, 930, 960, 992, 1022, 1085, 1095, 1120, 1168, 1240, 1302, 1344, 1460, 1488, 1533, 1680, 1736, 1752, 1860, 1920, 1984, 2044, 2170, 2190, 2240, 2263, 2336, 2480, 2555, 2604, 2688, 2920, 2976, 3066, 3255, 3360, 3472, 3504, 3720, 3968, 4088, 4340, 4380, 4480, 4526, 4672, 4960, 5110, 5208, 5840, 5952, 6132, 6510, 6720, 6789, 6944, 7008, 7440, 7665, 8176, 8680, 8760, 9052, 9344, 9920, 10220, 10416, 11315, 11680, 11904, 12264, 13020, 13440, 13578, 13888, 14016, 14880, 15330, 15841, 16352, 17360, 17520, 18104, 19840, 20440, 20832, 22630, 23360, 24528, 26040, 27156, 27776, 28032, 29760, 30660, 31682, 32704, 33945, 34720, 35040, 36208, 40880, 41664, 45260, 46720, 47523, 49056, 52080, 54312, 59520, 61320, 63364, 65408, 67890, 69440, 70080, 72416, 79205, 81760, 83328, 90520, 95046, 98112, 104160, 108624, 122640, 126728, 135780, 138880, 140160, 144832, 158410, 163520, 181040, 190092, 196224, 208320, 217248, 237615, 245280, 253456, 271560, 289664, 316820, 327040, 362080, 380184, 416640, 434496, 475230, 490560, 506912, 543120, 633640, 724160, 760368, 868992, 950460, 981120, 1013824, 1086240, 1267280, 1448320, 1520736, 1900920, 2027648, 2172480, 2534560, 3041472, 3801840, 4344960, 5069120, 6082944, 7603680, 10138240, 15207360, 30414720]

約数ペア:

[(1, 30414720), (2, 15207360), (3, 10138240), (4, 7603680), (5, 6082944), (6, 5069120), (7, 4344960), (8, 3801840), (10, 3041472), (12, 2534560), (14, 2172480), (15, 2027648), (16, 1900920), (20, 1520736), (21, 1448320), (24, 1267280), (28, 1086240), (30, 1013824), (31, 981120), (32, 950460), (35, 868992), (40, 760368), (42, 724160), (48, 633640), (56, 543120), (60, 506912), (62, 490560), (64, 475230), (70, 434496), (73, 416640), (80, 380184), (84, 362080), (93, 327040), (96, 316820), (105, 289664), (112, 271560), (120, 253456), (124, 245280), (128, 237615), (140, 217248), (146, 208320), (155, 196224), (160, 190092), (168, 181040), (186, 163520), (192, 158410), (210, 144832), (217, 140160), (219, 138880), (224, 135780), (240, 126728), (248, 122640), (280, 108624), (292, 104160), (310, 98112), (320, 95046), (336, 90520), (365, 83328), (372, 81760), (384, 79205), (420, 72416), (434, 70080), (438, 69440), (448, 67890), (465, 65408), (480, 63364), (496, 61320), (511, 59520), (560, 54312), (584, 52080), (620, 49056), (640, 47523), (651, 46720), (672, 45260), (730, 41664), (744, 40880), (840, 36208), (868, 35040), (876, 34720), (896, 33945), (930, 32704), (960, 31682), (992, 30660), (1022, 29760), (1085, 28032), (1095, 27776), (1120, 27156), (1168, 26040), (1240, 24528), (1302, 23360), (1344, 22630), (1460, 20832), (1488, 20440), (1533, 19840), (1680, 18104), (1736, 17520), (1752, 17360), (1860, 16352), (1920, 15841), (1984, 15330), (2044, 14880), (2170, 14016), (2190, 13888), (2240, 13578), (2263, 13440), (2336, 13020), (2480, 12264), (2555, 11904), (2604, 11680), (2688, 11315), (2920, 10416), (2976, 10220), (3066, 9920), (3255, 9344), (3360, 9052), (3472, 8760), (3504, 8680), (3720, 8176), (3968, 7665), (4088, 7440), (4340, 7008), (4380, 6944), (4480, 6789), (4526, 6720), (4672, 6510), (4960, 6132), (5110, 5952), (5208, 5840)]