290879820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{677}}^1$

素因数の和:741

約数の個数: 288

約数和(自身を含む): 1137217536

約数和(自身を除く): 846337716

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 31, 33, 35, 36, 42, 44, 45, 55, 60, 62, 63, 66, 70, 77, 84, 90, 93, 99, 105, 110, 124, 126, 132, 140, 154, 155, 165, 180, 186, 198, 210, 217, 220, 231, 252, 279, 308, 310, 315, 330, 341, 372, 385, 396, 420, 434, 462, 465, 495, 558, 620, 630, 651, 660, 677, 682, 693, 770, 868, 924, 930, 990, 1023, 1085, 1116, 1155, 1260, 1302, 1354, 1364, 1386, 1395, 1540, 1705, 1860, 1953, 1980, 2031, 2046, 2170, 2310, 2387, 2604, 2708, 2772, 2790, 3069, 3255, 3385, 3410, 3465, 3906, 4062, 4092, 4340, 4620, 4739, 4774, 5115, 5580, 6093, 6138, 6510, 6770, 6820, 6930, 7161, 7447, 7812, 8124, 9478, 9548, 9765, 10155, 10230, 11935, 12186, 12276, 13020, 13540, 13860, 14217, 14322, 14894, 15345, 18956, 19530, 20310, 20460, 20987, 21483, 22341, 23695, 23870, 24372, 28434, 28644, 29788, 30465, 30690, 35805, 37235, 39060, 40620, 41974, 42651, 42966, 44682, 47390, 47740, 52129, 56868, 60930, 61380, 62961, 67023, 71085, 71610, 74470, 83948, 85302, 85932, 89364, 94780, 104258, 104935, 107415, 111705, 121860, 125922, 134046, 142170, 143220, 146909, 148940, 156387, 170604, 188883, 208516, 209870, 213255, 214830, 223410, 230857, 251844, 260645, 268092, 284340, 293818, 312774, 314805, 335115, 377766, 419740, 426510, 429660, 440727, 446820, 461714, 469161, 521290, 587636, 625548, 629610, 670230, 692571, 734545, 755532, 781935, 853020, 881454, 923428, 938322, 944415, 1042580, 1154285, 1259220, 1322181, 1340460, 1385142, 1469090, 1563870, 1615999, 1762908, 1876644, 1888830, 2077713, 2203635, 2308570, 2345805, 2644362, 2770284, 2938180, 3127740, 3231998, 3462855, 3777660, 4155426, 4407270, 4617140, 4691610, 4847997, 5288724, 6463996, 6610905, 6925710, 8079995, 8310852, 8814540, 9383220, 9695994, 10388565, 13221810, 13851420, 14543991, 16159990, 19391988, 20777130, 24239985, 26443620, 29087982, 32319980, 41554260, 48479970, 58175964, 72719955, 96959940, 145439910, 290879820]

約数ペア:

[(1, 290879820), (2, 145439910), (3, 96959940), (4, 72719955), (5, 58175964), (6, 48479970), (7, 41554260), (9, 32319980), (10, 29087982), (11, 26443620), (12, 24239985), (14, 20777130), (15, 19391988), (18, 16159990), (20, 14543991), (21, 13851420), (22, 13221810), (28, 10388565), (30, 9695994), (31, 9383220), (33, 8814540), (35, 8310852), (36, 8079995), (42, 6925710), (44, 6610905), (45, 6463996), (55, 5288724), (60, 4847997), (62, 4691610), (63, 4617140), (66, 4407270), (70, 4155426), (77, 3777660), (84, 3462855), (90, 3231998), (93, 3127740), (99, 2938180), (105, 2770284), (110, 2644362), (124, 2345805), (126, 2308570), (132, 2203635), (140, 2077713), (154, 1888830), (155, 1876644), (165, 1762908), (180, 1615999), (186, 1563870), (198, 1469090), (210, 1385142), (217, 1340460), (220, 1322181), (231, 1259220), (252, 1154285), (279, 1042580), (308, 944415), (310, 938322), (315, 923428), (330, 881454), (341, 853020), (372, 781935), (385, 755532), (396, 734545), (420, 692571), (434, 670230), (462, 629610), (465, 625548), (495, 587636), (558, 521290), (620, 469161), (630, 461714), (651, 446820), (660, 440727), (677, 429660), (682, 426510), (693, 419740), (770, 377766), (868, 335115), (924, 314805), (930, 312774), (990, 293818), (1023, 284340), (1085, 268092), (1116, 260645), (1155, 251844), (1260, 230857), (1302, 223410), (1354, 214830), (1364, 213255), (1386, 209870), (1395, 208516), (1540, 188883), (1705, 170604), (1860, 156387), (1953, 148940), (1980, 146909), (2031, 143220), (2046, 142170), (2170, 134046), (2310, 125922), (2387, 121860), (2604, 111705), (2708, 107415), (2772, 104935), (2790, 104258), (3069, 94780), (3255, 89364), (3385, 85932), (3410, 85302), (3465, 83948), (3906, 74470), (4062, 71610), (4092, 71085), (4340, 67023), (4620, 62961), (4739, 61380), (4774, 60930), (5115, 56868), (5580, 52129), (6093, 47740), (6138, 47390), (6510, 44682), (6770, 42966), (6820, 42651), (6930, 41974), (7161, 40620), (7447, 39060), (7812, 37235), (8124, 35805), (9478, 30690), (9548, 30465), (9765, 29788), (10155, 28644), (10230, 28434), (11935, 24372), (12186, 23870), (12276, 23695), (13020, 22341), (13540, 21483), (13860, 20987), (14217, 20460), (14322, 20310), (14894, 19530), (15345, 18956)]