181772220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{607}}^1$

素因数の和:680

約数の個数: 192

約数和(自身を含む): 627572736

約数和(自身を除く): 445800516

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 31, 35, 42, 46, 60, 62, 69, 70, 84, 92, 93, 105, 115, 124, 138, 140, 155, 161, 186, 210, 217, 230, 276, 310, 322, 345, 372, 420, 434, 460, 465, 483, 607, 620, 644, 651, 690, 713, 805, 868, 930, 966, 1085, 1214, 1302, 1380, 1426, 1610, 1821, 1860, 1932, 2139, 2170, 2415, 2428, 2604, 2852, 3035, 3220, 3255, 3565, 3642, 4249, 4278, 4340, 4830, 4991, 6070, 6510, 7130, 7284, 8498, 8556, 9105, 9660, 9982, 10695, 12140, 12747, 13020, 13961, 14260, 14973, 16996, 18210, 18817, 19964, 21245, 21390, 24955, 25494, 27922, 29946, 36420, 37634, 41883, 42490, 42780, 49910, 50988, 55844, 56451, 59892, 63735, 69805, 74865, 75268, 83766, 84980, 94085, 97727, 99820, 112902, 127470, 131719, 139610, 149730, 167532, 188170, 195454, 209415, 225804, 254940, 263438, 279220, 282255, 293181, 299460, 376340, 390908, 395157, 418830, 432791, 488635, 526876, 564510, 586362, 658595, 790314, 837660, 865582, 977270, 1129020, 1172724, 1298373, 1317190, 1465905, 1580628, 1731164, 1954540, 1975785, 2163955, 2596746, 2634380, 2931810, 3029537, 3951570, 4327910, 5193492, 5863620, 6059074, 6491865, 7903140, 8655820, 9088611, 12118148, 12983730, 15147685, 18177222, 25967460, 30295370, 36354444, 45443055, 60590740, 90886110, 181772220]

約数ペア:

[(1, 181772220), (2, 90886110), (3, 60590740), (4, 45443055), (5, 36354444), (6, 30295370), (7, 25967460), (10, 18177222), (12, 15147685), (14, 12983730), (15, 12118148), (20, 9088611), (21, 8655820), (23, 7903140), (28, 6491865), (30, 6059074), (31, 5863620), (35, 5193492), (42, 4327910), (46, 3951570), (60, 3029537), (62, 2931810), (69, 2634380), (70, 2596746), (84, 2163955), (92, 1975785), (93, 1954540), (105, 1731164), (115, 1580628), (124, 1465905), (138, 1317190), (140, 1298373), (155, 1172724), (161, 1129020), (186, 977270), (210, 865582), (217, 837660), (230, 790314), (276, 658595), (310, 586362), (322, 564510), (345, 526876), (372, 488635), (420, 432791), (434, 418830), (460, 395157), (465, 390908), (483, 376340), (607, 299460), (620, 293181), (644, 282255), (651, 279220), (690, 263438), (713, 254940), (805, 225804), (868, 209415), (930, 195454), (966, 188170), (1085, 167532), (1214, 149730), (1302, 139610), (1380, 131719), (1426, 127470), (1610, 112902), (1821, 99820), (1860, 97727), (1932, 94085), (2139, 84980), (2170, 83766), (2415, 75268), (2428, 74865), (2604, 69805), (2852, 63735), (3035, 59892), (3220, 56451), (3255, 55844), (3565, 50988), (3642, 49910), (4249, 42780), (4278, 42490), (4340, 41883), (4830, 37634), (4991, 36420), (6070, 29946), (6510, 27922), (7130, 25494), (7284, 24955), (8498, 21390), (8556, 21245), (9105, 19964), (9660, 18817), (9982, 18210), (10695, 16996), (12140, 14973), (12747, 14260), (13020, 13961)]