2490995340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1\times {\mathrm{1439}}^1$

素因数の和:1676

約数の個数: 144

約数和(自身を含む): 7736601600

約数和(自身を除く): 5245606260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 90, 118, 163, 177, 180, 236, 295, 326, 354, 489, 531, 590, 652, 708, 815, 885, 978, 1062, 1180, 1439, 1467, 1630, 1770, 1956, 2124, 2445, 2655, 2878, 2934, 3260, 3540, 4317, 4890, 5310, 5756, 5868, 7195, 7335, 8634, 9617, 9780, 10620, 12951, 14390, 14670, 17268, 19234, 21585, 25902, 28780, 28851, 29340, 38468, 43170, 48085, 51804, 57702, 64755, 84901, 86340, 86553, 96170, 115404, 129510, 144255, 169802, 173106, 192340, 234557, 254703, 259020, 288510, 339604, 346212, 424505, 432765, 469114, 509406, 577020, 703671, 764109, 849010, 865530, 938228, 1018812, 1172785, 1273515, 1407342, 1528218, 1698020, 1731060, 2111013, 2345570, 2547030, 2814684, 3056436, 3518355, 3820545, 4222026, 4691140, 5094060, 7036710, 7641090, 8444052, 10555065, 13838863, 14073420, 15282180, 21110130, 27677726, 41516589, 42220260, 55355452, 69194315, 83033178, 124549767, 138388630, 166066356, 207582945, 249099534, 276777260, 415165890, 498199068, 622748835, 830331780, 1245497670, 2490995340]

約数ペア:

[(1, 2490995340), (2, 1245497670), (3, 830331780), (4, 622748835), (5, 498199068), (6, 415165890), (9, 276777260), (10, 249099534), (12, 207582945), (15, 166066356), (18, 138388630), (20, 124549767), (30, 83033178), (36, 69194315), (45, 55355452), (59, 42220260), (60, 41516589), (90, 27677726), (118, 21110130), (163, 15282180), (177, 14073420), (180, 13838863), (236, 10555065), (295, 8444052), (326, 7641090), (354, 7036710), (489, 5094060), (531, 4691140), (590, 4222026), (652, 3820545), (708, 3518355), (815, 3056436), (885, 2814684), (978, 2547030), (1062, 2345570), (1180, 2111013), (1439, 1731060), (1467, 1698020), (1630, 1528218), (1770, 1407342), (1956, 1273515), (2124, 1172785), (2445, 1018812), (2655, 938228), (2878, 865530), (2934, 849010), (3260, 764109), (3540, 703671), (4317, 577020), (4890, 509406), (5310, 469114), (5756, 432765), (5868, 424505), (7195, 346212), (7335, 339604), (8634, 288510), (9617, 259020), (9780, 254703), (10620, 234557), (12951, 192340), (14390, 173106), (14670, 169802), (17268, 144255), (19234, 129510), (21585, 115404), (25902, 96170), (28780, 86553), (28851, 86340), (29340, 84901), (38468, 64755), (43170, 57702), (48085, 51804)]