996824920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:318

約数の個数: 256

約数和(自身を含む): 2971987200

約数和(自身を除く): 1975162280

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 17, 20, 26, 28, 34, 35, 40, 52, 56, 65, 68, 70, 85, 89, 91, 104, 119, 130, 136, 140, 170, 178, 181, 182, 221, 238, 260, 280, 340, 356, 362, 364, 442, 445, 455, 476, 520, 595, 623, 680, 712, 724, 728, 884, 890, 905, 910, 952, 1105, 1157, 1190, 1246, 1267, 1448, 1513, 1547, 1768, 1780, 1810, 1820, 2210, 2314, 2353, 2380, 2492, 2534, 3026, 3077, 3094, 3115, 3560, 3620, 3640, 4420, 4628, 4706, 4760, 4984, 5068, 5785, 6052, 6154, 6188, 6230, 6335, 7240, 7565, 7735, 8099, 8840, 9256, 9412, 10136, 10591, 11570, 11765, 12104, 12308, 12376, 12460, 12670, 15130, 15385, 15470, 16109, 16198, 16471, 18824, 19669, 21182, 21539, 23140, 23530, 24616, 24920, 25340, 30260, 30770, 30940, 32218, 32396, 32942, 39338, 40001, 40495, 42364, 43078, 46280, 47060, 50680, 52955, 60520, 61540, 61880, 64436, 64792, 65884, 78676, 80002, 80545, 80990, 82355, 84728, 86156, 94120, 98345, 105910, 107695, 112763, 123080, 128872, 131768, 137683, 157352, 160004, 161090, 161980, 164710, 172312, 196690, 200005, 209417, 211820, 215390, 225526, 273853, 275366, 280007, 320008, 322180, 323960, 329420, 393380, 400010, 418834, 423640, 430780, 451052, 547706, 550732, 560014, 563815, 644360, 658840, 688415, 786760, 800020, 837668, 861560, 902104, 1047085, 1095412, 1101464, 1120028, 1127630, 1369265, 1376830, 1400035, 1465919, 1600040, 1675336, 1916971, 2094170, 2190824, 2240056, 2255260, 2738530, 2753660, 2800070, 2931838, 3560089, 3833942, 4188340, 4510520, 5477060, 5507320, 5600140, 5863676, 7120178, 7329595, 7667884, 8376680, 9584855, 10954120, 11200280, 11727352, 14240356, 14659190, 15335768, 17800445, 19169710, 24920623, 28480712, 29318380, 35600890, 38339420, 49841246, 58636760, 71201780, 76678840, 99682492, 124603115, 142403560, 199364984, 249206230, 498412460, 996824920]

約数ペア:

[(1, 996824920), (2, 498412460), (4, 249206230), (5, 199364984), (7, 142403560), (8, 124603115), (10, 99682492), (13, 76678840), (14, 71201780), (17, 58636760), (20, 49841246), (26, 38339420), (28, 35600890), (34, 29318380), (35, 28480712), (40, 24920623), (52, 19169710), (56, 17800445), (65, 15335768), (68, 14659190), (70, 14240356), (85, 11727352), (89, 11200280), (91, 10954120), (104, 9584855), (119, 8376680), (130, 7667884), (136, 7329595), (140, 7120178), (170, 5863676), (178, 5600140), (181, 5507320), (182, 5477060), (221, 4510520), (238, 4188340), (260, 3833942), (280, 3560089), (340, 2931838), (356, 2800070), (362, 2753660), (364, 2738530), (442, 2255260), (445, 2240056), (455, 2190824), (476, 2094170), (520, 1916971), (595, 1675336), (623, 1600040), (680, 1465919), (712, 1400035), (724, 1376830), (728, 1369265), (884, 1127630), (890, 1120028), (905, 1101464), (910, 1095412), (952, 1047085), (1105, 902104), (1157, 861560), (1190, 837668), (1246, 800020), (1267, 786760), (1448, 688415), (1513, 658840), (1547, 644360), (1768, 563815), (1780, 560014), (1810, 550732), (1820, 547706), (2210, 451052), (2314, 430780), (2353, 423640), (2380, 418834), (2492, 400010), (2534, 393380), (3026, 329420), (3077, 323960), (3094, 322180), (3115, 320008), (3560, 280007), (3620, 275366), (3640, 273853), (4420, 225526), (4628, 215390), (4706, 211820), (4760, 209417), (4984, 200005), (5068, 196690), (5785, 172312), (6052, 164710), (6154, 161980), (6188, 161090), (6230, 160004), (6335, 157352), (7240, 137683), (7565, 131768), (7735, 128872), (8099, 123080), (8840, 112763), (9256, 107695), (9412, 105910), (10136, 98345), (10591, 94120), (11570, 86156), (11765, 84728), (12104, 82355), (12308, 80990), (12376, 80545), (12460, 80002), (12670, 78676), (15130, 65884), (15385, 64792), (15470, 64436), (16109, 61880), (16198, 61540), (16471, 60520), (18824, 52955), (19669, 50680), (21182, 47060), (21539, 46280), (23140, 43078), (23530, 42364), (24616, 40495), (24920, 40001), (25340, 39338), (30260, 32942), (30770, 32396), (30940, 32218)]