402136140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{313}}^1$

素因数の和:381

約数の個数: 288

約数和(自身を含む): 1443294720

約数和(自身を除く): 1041158580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 23, 28, 30, 35, 38, 42, 46, 49, 57, 60, 69, 70, 76, 84, 92, 95, 98, 105, 114, 115, 133, 138, 140, 147, 161, 190, 196, 210, 228, 230, 245, 266, 276, 285, 294, 313, 322, 345, 380, 399, 420, 437, 460, 483, 490, 532, 570, 588, 626, 644, 665, 690, 735, 798, 805, 874, 931, 939, 966, 980, 1127, 1140, 1252, 1311, 1330, 1380, 1470, 1565, 1596, 1610, 1748, 1862, 1878, 1932, 1995, 2185, 2191, 2254, 2415, 2622, 2660, 2793, 2940, 3059, 3130, 3220, 3381, 3724, 3756, 3990, 4370, 4382, 4508, 4655, 4695, 4830, 5244, 5586, 5635, 5947, 6118, 6260, 6555, 6573, 6762, 7199, 7980, 8740, 8764, 9177, 9310, 9390, 9660, 10955, 11172, 11270, 11894, 12236, 13110, 13146, 13524, 13965, 14398, 15295, 15337, 16905, 17841, 18354, 18620, 18780, 21413, 21597, 21910, 22540, 23788, 26220, 26292, 27930, 28796, 29735, 30590, 30674, 32865, 33810, 35682, 35995, 36708, 41629, 42826, 43194, 43820, 45885, 46011, 50393, 55860, 59470, 61180, 61348, 64239, 65730, 67620, 71364, 71990, 76685, 83258, 85652, 86388, 89205, 91770, 92022, 100786, 107065, 107985, 118940, 124887, 128478, 131460, 136781, 143980, 151179, 153370, 166516, 178410, 183540, 184044, 201572, 208145, 214130, 215970, 230055, 249774, 251965, 256956, 273562, 291403, 302358, 306740, 321195, 352751, 356820, 410343, 416290, 428260, 431940, 460110, 499548, 503930, 547124, 582806, 604716, 624435, 642390, 683905, 705502, 755895, 820686, 832580, 874209, 920220, 957467, 1007860, 1058253, 1165612, 1248870, 1284780, 1367810, 1411004, 1457015, 1511790, 1641372, 1748418, 1763755, 1914934, 2051715, 2116506, 2497740, 2735620, 2872401, 2914030, 3023580, 3496836, 3527510, 3829868, 4103430, 4233012, 4371045, 4787335, 5291265, 5744802, 5828060, 6702269, 7055020, 8206860, 8742090, 9574670, 10582530, 11489604, 13404538, 14362005, 17484180, 19149340, 20106807, 21165060, 26809076, 28724010, 33511345, 40213614, 57448020, 67022690, 80427228, 100534035, 134045380, 201068070, 402136140]

約数ペア:

[(1, 402136140), (2, 201068070), (3, 134045380), (4, 100534035), (5, 80427228), (6, 67022690), (7, 57448020), (10, 40213614), (12, 33511345), (14, 28724010), (15, 26809076), (19, 21165060), (20, 20106807), (21, 19149340), (23, 17484180), (28, 14362005), (30, 13404538), (35, 11489604), (38, 10582530), (42, 9574670), (46, 8742090), (49, 8206860), (57, 7055020), (60, 6702269), (69, 5828060), (70, 5744802), (76, 5291265), (84, 4787335), (92, 4371045), (95, 4233012), (98, 4103430), (105, 3829868), (114, 3527510), (115, 3496836), (133, 3023580), (138, 2914030), (140, 2872401), (147, 2735620), (161, 2497740), (190, 2116506), (196, 2051715), (210, 1914934), (228, 1763755), (230, 1748418), (245, 1641372), (266, 1511790), (276, 1457015), (285, 1411004), (294, 1367810), (313, 1284780), (322, 1248870), (345, 1165612), (380, 1058253), (399, 1007860), (420, 957467), (437, 920220), (460, 874209), (483, 832580), (490, 820686), (532, 755895), (570, 705502), (588, 683905), (626, 642390), (644, 624435), (665, 604716), (690, 582806), (735, 547124), (798, 503930), (805, 499548), (874, 460110), (931, 431940), (939, 428260), (966, 416290), (980, 410343), (1127, 356820), (1140, 352751), (1252, 321195), (1311, 306740), (1330, 302358), (1380, 291403), (1470, 273562), (1565, 256956), (1596, 251965), (1610, 249774), (1748, 230055), (1862, 215970), (1878, 214130), (1932, 208145), (1995, 201572), (2185, 184044), (2191, 183540), (2254, 178410), (2415, 166516), (2622, 153370), (2660, 151179), (2793, 143980), (2940, 136781), (3059, 131460), (3130, 128478), (3220, 124887), (3381, 118940), (3724, 107985), (3756, 107065), (3990, 100786), (4370, 92022), (4382, 91770), (4508, 89205), (4655, 86388), (4695, 85652), (4830, 83258), (5244, 76685), (5586, 71990), (5635, 71364), (5947, 67620), (6118, 65730), (6260, 64239), (6555, 61348), (6573, 61180), (6762, 59470), (7199, 55860), (7980, 50393), (8740, 46011), (8764, 45885), (9177, 43820), (9310, 43194), (9390, 42826), (9660, 41629), (10955, 36708), (11172, 35995), (11270, 35682), (11894, 33810), (12236, 32865), (13110, 30674), (13146, 30590), (13524, 29735), (13965, 28796), (14398, 27930), (15295, 26292), (15337, 26220), (16905, 23788), (17841, 22540), (18354, 21910), (18620, 21597), (18780, 21413)]