7840560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{359}}^1$

素因数の和:395

約数の個数: 160

約数和(自身を含む): 29998080

約数和(自身を除く): 22157520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 182, 195, 208, 210, 240, 260, 273, 280, 312, 336, 359, 364, 390, 420, 455, 520, 546, 560, 624, 718, 728, 780, 840, 910, 1040, 1077, 1092, 1365, 1436, 1456, 1560, 1680, 1795, 1820, 2154, 2184, 2513, 2730, 2872, 3120, 3590, 3640, 4308, 4368, 4667, 5026, 5385, 5460, 5744, 7180, 7280, 7539, 8616, 9334, 10052, 10770, 10920, 12565, 14001, 14360, 15078, 17232, 18668, 20104, 21540, 21840, 23335, 25130, 28002, 28720, 30156, 32669, 37336, 37695, 40208, 43080, 46670, 50260, 56004, 60312, 65338, 70005, 74672, 75390, 86160, 93340, 98007, 100520, 112008, 120624, 130676, 140010, 150780, 163345, 186680, 196014, 201040, 224016, 261352, 280020, 301560, 326690, 373360, 392028, 490035, 522704, 560040, 603120, 653380, 784056, 980070, 1120080, 1306760, 1568112, 1960140, 2613520, 3920280, 7840560]

約数ペア:

[(1, 7840560), (2, 3920280), (3, 2613520), (4, 1960140), (5, 1568112), (6, 1306760), (7, 1120080), (8, 980070), (10, 784056), (12, 653380), (13, 603120), (14, 560040), (15, 522704), (16, 490035), (20, 392028), (21, 373360), (24, 326690), (26, 301560), (28, 280020), (30, 261352), (35, 224016), (39, 201040), (40, 196014), (42, 186680), (48, 163345), (52, 150780), (56, 140010), (60, 130676), (65, 120624), (70, 112008), (78, 100520), (80, 98007), (84, 93340), (91, 86160), (104, 75390), (105, 74672), (112, 70005), (120, 65338), (130, 60312), (140, 56004), (156, 50260), (168, 46670), (182, 43080), (195, 40208), (208, 37695), (210, 37336), (240, 32669), (260, 30156), (273, 28720), (280, 28002), (312, 25130), (336, 23335), (359, 21840), (364, 21540), (390, 20104), (420, 18668), (455, 17232), (520, 15078), (546, 14360), (560, 14001), (624, 12565), (718, 10920), (728, 10770), (780, 10052), (840, 9334), (910, 8616), (1040, 7539), (1077, 7280), (1092, 7180), (1365, 5744), (1436, 5460), (1456, 5385), (1560, 5026), (1680, 4667), (1795, 4368), (1820, 4308), (2154, 3640), (2184, 3590), (2513, 3120), (2730, 2872)]