279921330

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{571}}^1$

素因数の和:1016

約数の個数: 96

約数和(自身を含む): 787026240

約数和(自身を除く): 507104910

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 419, 571, 585, 838, 1142, 1170, 1257, 1713, 2095, 2514, 2855, 3426, 3771, 4190, 5139, 5447, 5710, 6285, 7423, 7542, 8565, 10278, 10894, 12570, 14846, 16341, 17130, 18855, 22269, 25695, 27235, 32682, 37115, 37710, 44538, 49023, 51390, 54470, 66807, 74230, 81705, 98046, 111345, 133614, 163410, 222690, 239249, 245115, 334035, 478498, 490230, 668070, 717747, 1196245, 1435494, 2153241, 2392490, 3110237, 3588735, 4306482, 6220474, 7177470, 9330711, 10766205, 15551185, 18661422, 21532410, 27992133, 31102370, 46653555, 55984266, 93307110, 139960665, 279921330]

約数ペア:

[(1, 279921330), (2, 139960665), (3, 93307110), (5, 55984266), (6, 46653555), (9, 31102370), (10, 27992133), (13, 21532410), (15, 18661422), (18, 15551185), (26, 10766205), (30, 9330711), (39, 7177470), (45, 6220474), (65, 4306482), (78, 3588735), (90, 3110237), (117, 2392490), (130, 2153241), (195, 1435494), (234, 1196245), (390, 717747), (419, 668070), (571, 490230), (585, 478498), (838, 334035), (1142, 245115), (1170, 239249), (1257, 222690), (1713, 163410), (2095, 133614), (2514, 111345), (2855, 98046), (3426, 81705), (3771, 74230), (4190, 66807), (5139, 54470), (5447, 51390), (5710, 49023), (6285, 44538), (7423, 37710), (7542, 37115), (8565, 32682), (10278, 27235), (10894, 25695), (12570, 22269), (14846, 18855), (16341, 17130)]