263296740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:362

約数の個数: 192

約数和(自身を含む): 879943680

約数和(自身を除く): 616646940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 43, 60, 61, 70, 84, 86, 105, 122, 129, 140, 172, 183, 210, 215, 239, 244, 258, 301, 305, 366, 420, 427, 430, 478, 516, 602, 610, 645, 717, 732, 854, 860, 903, 915, 956, 1195, 1204, 1220, 1281, 1290, 1434, 1505, 1673, 1708, 1806, 1830, 2135, 2390, 2562, 2580, 2623, 2868, 3010, 3346, 3585, 3612, 3660, 4270, 4515, 4780, 5019, 5124, 5246, 6020, 6405, 6692, 7170, 7869, 8365, 8540, 9030, 10038, 10277, 10492, 12810, 13115, 14340, 14579, 15738, 16730, 18060, 18361, 20076, 20554, 25095, 25620, 26230, 29158, 30831, 31476, 33460, 36722, 39345, 41108, 43737, 50190, 51385, 52460, 55083, 58316, 61662, 71939, 72895, 73444, 78690, 87474, 91805, 100380, 102053, 102770, 110166, 123324, 143878, 145790, 154155, 157380, 174948, 183610, 204106, 205540, 215817, 218685, 220332, 275415, 287756, 291580, 306159, 308310, 359695, 367220, 408212, 431634, 437370, 510265, 550830, 612318, 616620, 626897, 719390, 863268, 874740, 1020530, 1079085, 1101660, 1224636, 1253794, 1438780, 1530795, 1880691, 2041060, 2158170, 2507588, 3061590, 3134485, 3761382, 4316340, 4388279, 6123180, 6268970, 7522764, 8776558, 9403455, 12537940, 13164837, 17553116, 18806910, 21941395, 26329674, 37613820, 43882790, 52659348, 65824185, 87765580, 131648370, 263296740]

約数ペア:

[(1, 263296740), (2, 131648370), (3, 87765580), (4, 65824185), (5, 52659348), (6, 43882790), (7, 37613820), (10, 26329674), (12, 21941395), (14, 18806910), (15, 17553116), (20, 13164837), (21, 12537940), (28, 9403455), (30, 8776558), (35, 7522764), (42, 6268970), (43, 6123180), (60, 4388279), (61, 4316340), (70, 3761382), (84, 3134485), (86, 3061590), (105, 2507588), (122, 2158170), (129, 2041060), (140, 1880691), (172, 1530795), (183, 1438780), (210, 1253794), (215, 1224636), (239, 1101660), (244, 1079085), (258, 1020530), (301, 874740), (305, 863268), (366, 719390), (420, 626897), (427, 616620), (430, 612318), (478, 550830), (516, 510265), (602, 437370), (610, 431634), (645, 408212), (717, 367220), (732, 359695), (854, 308310), (860, 306159), (903, 291580), (915, 287756), (956, 275415), (1195, 220332), (1204, 218685), (1220, 215817), (1281, 205540), (1290, 204106), (1434, 183610), (1505, 174948), (1673, 157380), (1708, 154155), (1806, 145790), (1830, 143878), (2135, 123324), (2390, 110166), (2562, 102770), (2580, 102053), (2623, 100380), (2868, 91805), (3010, 87474), (3346, 78690), (3585, 73444), (3612, 72895), (3660, 71939), (4270, 61662), (4515, 58316), (4780, 55083), (5019, 52460), (5124, 51385), (5246, 50190), (6020, 43737), (6405, 41108), (6692, 39345), (7170, 36722), (7869, 33460), (8365, 31476), (8540, 30831), (9030, 29158), (10038, 26230), (10277, 25620), (10492, 25095), (12810, 20554), (13115, 20076), (14340, 18361), (14579, 18060), (15738, 16730)]