83939940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:367

約数の個数: 216

約数和(自身を含む): 306738432

約数和(自身を除く): 222798492

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 49, 60, 62, 63, 70, 84, 90, 93, 98, 105, 124, 126, 140, 147, 155, 180, 186, 196, 210, 217, 245, 252, 279, 294, 307, 310, 315, 372, 420, 434, 441, 465, 490, 558, 588, 614, 620, 630, 651, 735, 868, 882, 921, 930, 980, 1085, 1116, 1228, 1260, 1302, 1395, 1470, 1519, 1535, 1764, 1842, 1860, 1953, 2149, 2170, 2205, 2604, 2763, 2790, 2940, 3038, 3070, 3255, 3684, 3906, 4298, 4340, 4410, 4557, 4605, 5526, 5580, 6076, 6140, 6447, 6510, 7595, 7812, 8596, 8820, 9114, 9210, 9517, 9765, 10745, 11052, 12894, 13020, 13671, 13815, 15043, 15190, 18228, 18420, 19034, 19341, 19530, 21490, 22785, 25788, 27342, 27630, 28551, 30086, 30380, 32235, 38068, 38682, 39060, 42980, 45129, 45570, 47585, 54684, 55260, 57102, 60172, 64470, 66619, 68355, 75215, 77364, 85653, 90258, 91140, 95170, 96705, 114204, 128940, 133238, 135387, 136710, 142755, 150430, 171306, 180516, 190340, 193410, 199857, 225645, 266476, 270774, 273420, 285510, 300860, 333095, 342612, 386820, 399714, 428265, 451290, 466333, 541548, 571020, 599571, 666190, 676935, 799428, 856530, 902580, 932666, 999285, 1199142, 1332380, 1353870, 1398999, 1713060, 1865332, 1998570, 2331665, 2398284, 2707740, 2797998, 2997855, 3997140, 4196997, 4663330, 5595996, 5995710, 6994995, 8393994, 9326660, 11991420, 13989990, 16787988, 20984985, 27979980, 41969970, 83939940]

約数ペア:

[(1, 83939940), (2, 41969970), (3, 27979980), (4, 20984985), (5, 16787988), (6, 13989990), (7, 11991420), (9, 9326660), (10, 8393994), (12, 6994995), (14, 5995710), (15, 5595996), (18, 4663330), (20, 4196997), (21, 3997140), (28, 2997855), (30, 2797998), (31, 2707740), (35, 2398284), (36, 2331665), (42, 1998570), (45, 1865332), (49, 1713060), (60, 1398999), (62, 1353870), (63, 1332380), (70, 1199142), (84, 999285), (90, 932666), (93, 902580), (98, 856530), (105, 799428), (124, 676935), (126, 666190), (140, 599571), (147, 571020), (155, 541548), (180, 466333), (186, 451290), (196, 428265), (210, 399714), (217, 386820), (245, 342612), (252, 333095), (279, 300860), (294, 285510), (307, 273420), (310, 270774), (315, 266476), (372, 225645), (420, 199857), (434, 193410), (441, 190340), (465, 180516), (490, 171306), (558, 150430), (588, 142755), (614, 136710), (620, 135387), (630, 133238), (651, 128940), (735, 114204), (868, 96705), (882, 95170), (921, 91140), (930, 90258), (980, 85653), (1085, 77364), (1116, 75215), (1228, 68355), (1260, 66619), (1302, 64470), (1395, 60172), (1470, 57102), (1519, 55260), (1535, 54684), (1764, 47585), (1842, 45570), (1860, 45129), (1953, 42980), (2149, 39060), (2170, 38682), (2205, 38068), (2604, 32235), (2763, 30380), (2790, 30086), (2940, 28551), (3038, 27630), (3070, 27342), (3255, 25788), (3684, 22785), (3906, 21490), (4298, 19530), (4340, 19341), (4410, 19034), (4557, 18420), (4605, 18228), (5526, 15190), (5580, 15043), (6076, 13815), (6140, 13671), (6447, 13020), (6510, 12894), (7595, 11052), (7812, 10745), (8596, 9765), (8820, 9517), (9114, 9210)]