161377320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:176

約数の個数: 256

約数和(自身を含む): 557383680

約数和(自身を除く): 396006360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 31, 39, 40, 47, 52, 60, 62, 65, 71, 78, 93, 94, 104, 120, 124, 130, 141, 142, 155, 156, 186, 188, 195, 213, 235, 248, 260, 282, 284, 310, 312, 355, 372, 376, 390, 403, 426, 465, 470, 520, 564, 568, 611, 620, 705, 710, 744, 780, 806, 852, 923, 930, 940, 1065, 1128, 1209, 1222, 1240, 1410, 1420, 1457, 1560, 1612, 1704, 1833, 1846, 1860, 1880, 2015, 2130, 2201, 2418, 2444, 2769, 2820, 2840, 2914, 3055, 3224, 3337, 3666, 3692, 3720, 4030, 4260, 4371, 4402, 4615, 4836, 4888, 5538, 5640, 5828, 6045, 6110, 6603, 6674, 7285, 7332, 7384, 8060, 8520, 8742, 8804, 9165, 9230, 9672, 10011, 11005, 11076, 11656, 12090, 12220, 13206, 13348, 13845, 14570, 14664, 16120, 16685, 17484, 17608, 18330, 18460, 18941, 20022, 21855, 22010, 22152, 24180, 24440, 26412, 26696, 27690, 28613, 29140, 33015, 33370, 34968, 36660, 36920, 37882, 40044, 43381, 43710, 44020, 48360, 50055, 52824, 55380, 56823, 57226, 58280, 66030, 66740, 73320, 75764, 80088, 85839, 86762, 87420, 88040, 94705, 100110, 103447, 110760, 113646, 114452, 130143, 132060, 133480, 143065, 151528, 171678, 173524, 174840, 189410, 200220, 206894, 216905, 227292, 228904, 260286, 264120, 284115, 286130, 310341, 343356, 347048, 378820, 400440, 413788, 429195, 433810, 454584, 517235, 520572, 568230, 572260, 620682, 650715, 686712, 757640, 827576, 858390, 867620, 1034470, 1041144, 1136460, 1144520, 1241364, 1301430, 1344811, 1551705, 1716780, 1735240, 2068940, 2272920, 2482728, 2602860, 2689622, 3103410, 3433560, 4034433, 4137880, 5205720, 5379244, 6206820, 6724055, 8068866, 10758488, 12413640, 13448110, 16137732, 20172165, 26896220, 32275464, 40344330, 53792440, 80688660, 161377320]

約数ペア:

[(1, 161377320), (2, 80688660), (3, 53792440), (4, 40344330), (5, 32275464), (6, 26896220), (8, 20172165), (10, 16137732), (12, 13448110), (13, 12413640), (15, 10758488), (20, 8068866), (24, 6724055), (26, 6206820), (30, 5379244), (31, 5205720), (39, 4137880), (40, 4034433), (47, 3433560), (52, 3103410), (60, 2689622), (62, 2602860), (65, 2482728), (71, 2272920), (78, 2068940), (93, 1735240), (94, 1716780), (104, 1551705), (120, 1344811), (124, 1301430), (130, 1241364), (141, 1144520), (142, 1136460), (155, 1041144), (156, 1034470), (186, 867620), (188, 858390), (195, 827576), (213, 757640), (235, 686712), (248, 650715), (260, 620682), (282, 572260), (284, 568230), (310, 520572), (312, 517235), (355, 454584), (372, 433810), (376, 429195), (390, 413788), (403, 400440), (426, 378820), (465, 347048), (470, 343356), (520, 310341), (564, 286130), (568, 284115), (611, 264120), (620, 260286), (705, 228904), (710, 227292), (744, 216905), (780, 206894), (806, 200220), (852, 189410), (923, 174840), (930, 173524), (940, 171678), (1065, 151528), (1128, 143065), (1209, 133480), (1222, 132060), (1240, 130143), (1410, 114452), (1420, 113646), (1457, 110760), (1560, 103447), (1612, 100110), (1704, 94705), (1833, 88040), (1846, 87420), (1860, 86762), (1880, 85839), (2015, 80088), (2130, 75764), (2201, 73320), (2418, 66740), (2444, 66030), (2769, 58280), (2820, 57226), (2840, 56823), (2914, 55380), (3055, 52824), (3224, 50055), (3337, 48360), (3666, 44020), (3692, 43710), (3720, 43381), (4030, 40044), (4260, 37882), (4371, 36920), (4402, 36660), (4615, 34968), (4836, 33370), (4888, 33015), (5538, 29140), (5640, 28613), (5828, 27690), (6045, 26696), (6110, 26412), (6603, 24440), (6674, 24180), (7285, 22152), (7332, 22010), (7384, 21855), (8060, 20022), (8520, 18941), (8742, 18460), (8804, 18330), (9165, 17608), (9230, 17484), (9672, 16685), (10011, 16120), (11005, 14664), (11076, 14570), (11656, 13845), (12090, 13348), (12220, 13206)]