31983840

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1$

素因数の和:214

約数の個数: 288

約数和(自身を含む): 132088320

約数和(自身を除く): 100104480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 32, 35, 36, 38, 40, 42, 45, 48, 56, 57, 60, 63, 70, 72, 76, 80, 84, 90, 95, 96, 105, 112, 114, 120, 126, 133, 140, 144, 152, 160, 167, 168, 171, 180, 190, 210, 224, 228, 240, 252, 266, 280, 285, 288, 304, 315, 334, 336, 342, 360, 380, 399, 420, 456, 480, 501, 504, 532, 560, 570, 608, 630, 665, 668, 672, 684, 720, 760, 798, 835, 840, 855, 912, 1002, 1008, 1064, 1120, 1140, 1169, 1197, 1260, 1330, 1336, 1368, 1440, 1503, 1520, 1596, 1670, 1680, 1710, 1824, 1995, 2004, 2016, 2128, 2280, 2338, 2394, 2505, 2520, 2660, 2672, 2736, 3006, 3040, 3173, 3192, 3340, 3360, 3420, 3507, 3990, 4008, 4256, 4560, 4676, 4788, 5010, 5040, 5320, 5344, 5472, 5845, 5985, 6012, 6346, 6384, 6680, 6840, 7014, 7515, 7980, 8016, 9120, 9352, 9519, 9576, 10020, 10080, 10521, 10640, 11690, 11970, 12024, 12692, 12768, 13360, 13680, 14028, 15030, 15865, 15960, 16032, 17535, 18704, 19038, 19152, 20040, 21042, 21280, 22211, 23380, 23940, 24048, 25384, 26720, 27360, 28056, 28557, 30060, 31730, 31920, 35070, 37408, 38076, 38304, 40080, 42084, 44422, 46760, 47595, 47880, 48096, 50768, 52605, 56112, 57114, 60120, 63460, 63840, 66633, 70140, 76152, 80160, 84168, 88844, 93520, 95190, 95760, 101536, 105210, 111055, 112224, 114228, 120240, 126920, 133266, 140280, 142785, 152304, 168336, 177688, 187040, 190380, 191520, 199899, 210420, 222110, 228456, 240480, 253840, 266532, 280560, 285570, 304608, 333165, 336672, 355376, 380760, 399798, 420840, 444220, 456912, 507680, 533064, 561120, 571140, 666330, 710752, 761520, 799596, 841680, 888440, 913824, 999495, 1066128, 1142280, 1332660, 1523040, 1599192, 1683360, 1776880, 1998990, 2132256, 2284560, 2665320, 3198384, 3553760, 3997980, 4569120, 5330640, 6396768, 7995960, 10661280, 15991920, 31983840]

約数ペア:

[(1, 31983840), (2, 15991920), (3, 10661280), (4, 7995960), (5, 6396768), (6, 5330640), (7, 4569120), (8, 3997980), (9, 3553760), (10, 3198384), (12, 2665320), (14, 2284560), (15, 2132256), (16, 1998990), (18, 1776880), (19, 1683360), (20, 1599192), (21, 1523040), (24, 1332660), (28, 1142280), (30, 1066128), (32, 999495), (35, 913824), (36, 888440), (38, 841680), (40, 799596), (42, 761520), (45, 710752), (48, 666330), (56, 571140), (57, 561120), (60, 533064), (63, 507680), (70, 456912), (72, 444220), (76, 420840), (80, 399798), (84, 380760), (90, 355376), (95, 336672), (96, 333165), (105, 304608), (112, 285570), (114, 280560), (120, 266532), (126, 253840), (133, 240480), (140, 228456), (144, 222110), (152, 210420), (160, 199899), (167, 191520), (168, 190380), (171, 187040), (180, 177688), (190, 168336), (210, 152304), (224, 142785), (228, 140280), (240, 133266), (252, 126920), (266, 120240), (280, 114228), (285, 112224), (288, 111055), (304, 105210), (315, 101536), (334, 95760), (336, 95190), (342, 93520), (360, 88844), (380, 84168), (399, 80160), (420, 76152), (456, 70140), (480, 66633), (501, 63840), (504, 63460), (532, 60120), (560, 57114), (570, 56112), (608, 52605), (630, 50768), (665, 48096), (668, 47880), (672, 47595), (684, 46760), (720, 44422), (760, 42084), (798, 40080), (835, 38304), (840, 38076), (855, 37408), (912, 35070), (1002, 31920), (1008, 31730), (1064, 30060), (1120, 28557), (1140, 28056), (1169, 27360), (1197, 26720), (1260, 25384), (1330, 24048), (1336, 23940), (1368, 23380), (1440, 22211), (1503, 21280), (1520, 21042), (1596, 20040), (1670, 19152), (1680, 19038), (1710, 18704), (1824, 17535), (1995, 16032), (2004, 15960), (2016, 15865), (2128, 15030), (2280, 14028), (2338, 13680), (2394, 13360), (2505, 12768), (2520, 12692), (2660, 12024), (2672, 11970), (2736, 11690), (3006, 10640), (3040, 10521), (3173, 10080), (3192, 10020), (3340, 9576), (3360, 9519), (3420, 9352), (3507, 9120), (3990, 8016), (4008, 7980), (4256, 7515), (4560, 7014), (4676, 6840), (4788, 6680), (5010, 6384), (5040, 6346), (5320, 6012), (5344, 5985), (5472, 5845)]