40444920

素因数分解:

$2^3\times 3^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1$

素因数の和:121

約数の個数: 224

約数和(自身を含む): 145587600

約数和(自身を除く): 105142680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 73, 76, 81, 90, 95, 108, 114, 120, 135, 146, 152, 162, 171, 180, 190, 216, 219, 228, 243, 270, 285, 292, 324, 342, 360, 365, 380, 405, 438, 456, 486, 513, 540, 570, 584, 648, 657, 684, 729, 730, 760, 810, 855, 876, 972, 1026, 1080, 1095, 1140, 1215, 1314, 1368, 1387, 1458, 1460, 1539, 1620, 1710, 1752, 1944, 1971, 2052, 2190, 2280, 2430, 2565, 2628, 2774, 2916, 2920, 3078, 3240, 3285, 3420, 3645, 3942, 4104, 4161, 4380, 4617, 4860, 5130, 5256, 5548, 5832, 5913, 6156, 6570, 6840, 6935, 7290, 7695, 7884, 8322, 8760, 9234, 9720, 9855, 10260, 11096, 11826, 12312, 12483, 13140, 13851, 13870, 14580, 15390, 15768, 16644, 17739, 18468, 19710, 20520, 20805, 23085, 23652, 24966, 26280, 27702, 27740, 29160, 29565, 30780, 33288, 35478, 36936, 37449, 39420, 41610, 46170, 47304, 49932, 53217, 55404, 55480, 59130, 61560, 62415, 69255, 70956, 74898, 78840, 83220, 88695, 92340, 99864, 106434, 110808, 112347, 118260, 124830, 138510, 141912, 149796, 166440, 177390, 184680, 187245, 212868, 224694, 236520, 249660, 266085, 277020, 299592, 337041, 354780, 374490, 425736, 449388, 499320, 532170, 554040, 561735, 674082, 709560, 748980, 898776, 1011123, 1064340, 1123470, 1348164, 1497960, 1685205, 2022246, 2128680, 2246940, 2696328, 3370410, 4044492, 4493880, 5055615, 6740820, 8088984, 10111230, 13481640, 20222460, 40444920]

約数ペア:

[(1, 40444920), (2, 20222460), (3, 13481640), (4, 10111230), (5, 8088984), (6, 6740820), (8, 5055615), (9, 4493880), (10, 4044492), (12, 3370410), (15, 2696328), (18, 2246940), (19, 2128680), (20, 2022246), (24, 1685205), (27, 1497960), (30, 1348164), (36, 1123470), (38, 1064340), (40, 1011123), (45, 898776), (54, 748980), (57, 709560), (60, 674082), (72, 561735), (73, 554040), (76, 532170), (81, 499320), (90, 449388), (95, 425736), (108, 374490), (114, 354780), (120, 337041), (135, 299592), (146, 277020), (152, 266085), (162, 249660), (171, 236520), (180, 224694), (190, 212868), (216, 187245), (219, 184680), (228, 177390), (243, 166440), (270, 149796), (285, 141912), (292, 138510), (324, 124830), (342, 118260), (360, 112347), (365, 110808), (380, 106434), (405, 99864), (438, 92340), (456, 88695), (486, 83220), (513, 78840), (540, 74898), (570, 70956), (584, 69255), (648, 62415), (657, 61560), (684, 59130), (729, 55480), (730, 55404), (760, 53217), (810, 49932), (855, 47304), (876, 46170), (972, 41610), (1026, 39420), (1080, 37449), (1095, 36936), (1140, 35478), (1215, 33288), (1314, 30780), (1368, 29565), (1387, 29160), (1458, 27740), (1460, 27702), (1539, 26280), (1620, 24966), (1710, 23652), (1752, 23085), (1944, 20805), (1971, 20520), (2052, 19710), (2190, 18468), (2280, 17739), (2430, 16644), (2565, 15768), (2628, 15390), (2774, 14580), (2916, 13870), (2920, 13851), (3078, 13140), (3240, 12483), (3285, 12312), (3420, 11826), (3645, 11096), (3942, 10260), (4104, 9855), (4161, 9720), (4380, 9234), (4617, 8760), (4860, 8322), (5130, 7884), (5256, 7695), (5548, 7290), (5832, 6935), (5913, 6840), (6156, 6570)]