39517380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{397}}^1$

素因数の和:498

約数の個数: 144

約数和(自身を含む): 139077120

約数和(自身を除く): 99559740

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 79, 84, 90, 105, 126, 140, 158, 180, 210, 237, 252, 315, 316, 395, 397, 420, 474, 553, 630, 711, 790, 794, 948, 1106, 1185, 1191, 1260, 1422, 1580, 1588, 1659, 1985, 2212, 2370, 2382, 2765, 2779, 2844, 3318, 3555, 3573, 3970, 4740, 4764, 4977, 5530, 5558, 5955, 6636, 7110, 7146, 7940, 8295, 8337, 9954, 11060, 11116, 11910, 13895, 14220, 14292, 16590, 16674, 17865, 19908, 23820, 24885, 25011, 27790, 31363, 33180, 33348, 35730, 41685, 49770, 50022, 55580, 62726, 71460, 83370, 94089, 99540, 100044, 125055, 125452, 156815, 166740, 188178, 219541, 250110, 282267, 313630, 376356, 439082, 470445, 500220, 564534, 627260, 658623, 878164, 940890, 1097705, 1129068, 1317246, 1411335, 1881780, 1975869, 2195410, 2634492, 2822670, 3293115, 3951738, 4390820, 5645340, 6586230, 7903476, 9879345, 13172460, 19758690, 39517380]

約数ペア:

[(1, 39517380), (2, 19758690), (3, 13172460), (4, 9879345), (5, 7903476), (6, 6586230), (7, 5645340), (9, 4390820), (10, 3951738), (12, 3293115), (14, 2822670), (15, 2634492), (18, 2195410), (20, 1975869), (21, 1881780), (28, 1411335), (30, 1317246), (35, 1129068), (36, 1097705), (42, 940890), (45, 878164), (60, 658623), (63, 627260), (70, 564534), (79, 500220), (84, 470445), (90, 439082), (105, 376356), (126, 313630), (140, 282267), (158, 250110), (180, 219541), (210, 188178), (237, 166740), (252, 156815), (315, 125452), (316, 125055), (395, 100044), (397, 99540), (420, 94089), (474, 83370), (553, 71460), (630, 62726), (711, 55580), (790, 50022), (794, 49770), (948, 41685), (1106, 35730), (1185, 33348), (1191, 33180), (1260, 31363), (1422, 27790), (1580, 25011), (1588, 24885), (1659, 23820), (1985, 19908), (2212, 17865), (2370, 16674), (2382, 16590), (2765, 14292), (2779, 14220), (2844, 13895), (3318, 11910), (3555, 11116), (3573, 11060), (3970, 9954), (4740, 8337), (4764, 8295), (4977, 7940), (5530, 7146), (5558, 7110), (5955, 6636)]