290436660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{521}}^1$

素因数の和:718

約数の個数: 144

約数和(自身を含む): 934839360

約数和(自身を除く): 644402700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 163, 171, 180, 190, 228, 285, 326, 342, 380, 489, 521, 570, 652, 684, 815, 855, 978, 1042, 1140, 1467, 1563, 1630, 1710, 1956, 2084, 2445, 2605, 2934, 3097, 3126, 3260, 3420, 4689, 4890, 5210, 5868, 6194, 6252, 7335, 7815, 9291, 9378, 9780, 9899, 10420, 12388, 14670, 15485, 15630, 18582, 18756, 19798, 23445, 27873, 29340, 29697, 30970, 31260, 37164, 39596, 46455, 46890, 49495, 55746, 59394, 61940, 84923, 89091, 92910, 93780, 98990, 111492, 118788, 139365, 148485, 169846, 178182, 185820, 197980, 254769, 278730, 296970, 339692, 356364, 424615, 445455, 509538, 557460, 593940, 764307, 849230, 890910, 1019076, 1273845, 1528614, 1613537, 1698460, 1781820, 2547690, 3057228, 3227074, 3821535, 4840611, 5095380, 6454148, 7643070, 8067685, 9681222, 14521833, 15286140, 16135370, 19362444, 24203055, 29043666, 32270740, 48406110, 58087332, 72609165, 96812220, 145218330, 290436660]

約数ペア:

[(1, 290436660), (2, 145218330), (3, 96812220), (4, 72609165), (5, 58087332), (6, 48406110), (9, 32270740), (10, 29043666), (12, 24203055), (15, 19362444), (18, 16135370), (19, 15286140), (20, 14521833), (30, 9681222), (36, 8067685), (38, 7643070), (45, 6454148), (57, 5095380), (60, 4840611), (76, 3821535), (90, 3227074), (95, 3057228), (114, 2547690), (163, 1781820), (171, 1698460), (180, 1613537), (190, 1528614), (228, 1273845), (285, 1019076), (326, 890910), (342, 849230), (380, 764307), (489, 593940), (521, 557460), (570, 509538), (652, 445455), (684, 424615), (815, 356364), (855, 339692), (978, 296970), (1042, 278730), (1140, 254769), (1467, 197980), (1563, 185820), (1630, 178182), (1710, 169846), (1956, 148485), (2084, 139365), (2445, 118788), (2605, 111492), (2934, 98990), (3097, 93780), (3126, 92910), (3260, 89091), (3420, 84923), (4689, 61940), (4890, 59394), (5210, 55746), (5868, 49495), (6194, 46890), (6252, 46455), (7335, 39596), (7815, 37164), (9291, 31260), (9378, 30970), (9780, 29697), (9899, 29340), (10420, 27873), (12388, 23445), (14670, 19798), (15485, 18756), (15630, 18582)]