249386940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:313

約数の個数: 288

約数和(自身を含む): 905748480

約数和(自身を除く): 656361540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 17, 18, 20, 22, 30, 31, 33, 34, 36, 44, 45, 51, 55, 60, 62, 66, 68, 85, 90, 93, 99, 102, 110, 124, 132, 153, 155, 165, 170, 180, 186, 187, 198, 204, 220, 239, 255, 279, 306, 310, 330, 340, 341, 372, 374, 396, 465, 478, 495, 510, 527, 558, 561, 612, 620, 660, 682, 717, 748, 765, 930, 935, 956, 990, 1020, 1023, 1054, 1116, 1122, 1195, 1364, 1395, 1434, 1530, 1581, 1683, 1705, 1860, 1870, 1980, 2046, 2108, 2151, 2244, 2390, 2629, 2635, 2790, 2805, 2868, 3060, 3069, 3162, 3366, 3410, 3585, 3740, 4063, 4092, 4302, 4743, 4780, 5115, 5258, 5270, 5580, 5610, 5797, 6138, 6324, 6732, 6820, 7170, 7409, 7887, 7905, 8126, 8415, 8604, 9486, 10230, 10516, 10540, 10755, 11220, 11594, 12189, 12276, 13145, 14340, 14818, 15345, 15774, 15810, 16252, 16830, 17391, 18972, 20315, 20460, 21510, 22227, 23188, 23661, 23715, 24378, 26290, 28985, 29636, 30690, 31548, 31620, 33660, 34782, 36567, 37045, 39435, 40630, 43020, 44454, 44693, 47322, 47430, 48756, 52173, 52580, 57970, 60945, 61380, 66681, 69564, 73134, 74090, 78870, 81260, 81499, 86955, 88908, 89386, 94644, 94860, 104346, 111135, 115940, 118305, 121890, 125953, 133362, 134079, 146268, 148180, 157740, 162998, 173910, 178772, 182835, 208692, 222270, 223465, 236610, 243780, 244497, 251906, 260865, 266724, 268158, 325996, 333405, 347820, 365670, 377859, 402237, 407495, 444540, 446930, 473220, 488994, 503812, 521730, 536316, 629765, 666810, 670395, 731340, 733491, 755718, 804474, 814990, 893860, 977988, 1043460, 1133577, 1222485, 1259530, 1333620, 1340790, 1385483, 1466982, 1511436, 1608948, 1629980, 1889295, 2011185, 2267154, 2444970, 2519060, 2681580, 2770966, 2933964, 3667455, 3778590, 4022370, 4156449, 4534308, 4889940, 5541932, 5667885, 6927415, 7334910, 7557180, 8044740, 8312898, 11335770, 12469347, 13854830, 14669820, 16625796, 20782245, 22671540, 24938694, 27709660, 41564490, 49877388, 62346735, 83128980, 124693470, 249386940]

約数ペア:

[(1, 249386940), (2, 124693470), (3, 83128980), (4, 62346735), (5, 49877388), (6, 41564490), (9, 27709660), (10, 24938694), (11, 22671540), (12, 20782245), (15, 16625796), (17, 14669820), (18, 13854830), (20, 12469347), (22, 11335770), (30, 8312898), (31, 8044740), (33, 7557180), (34, 7334910), (36, 6927415), (44, 5667885), (45, 5541932), (51, 4889940), (55, 4534308), (60, 4156449), (62, 4022370), (66, 3778590), (68, 3667455), (85, 2933964), (90, 2770966), (93, 2681580), (99, 2519060), (102, 2444970), (110, 2267154), (124, 2011185), (132, 1889295), (153, 1629980), (155, 1608948), (165, 1511436), (170, 1466982), (180, 1385483), (186, 1340790), (187, 1333620), (198, 1259530), (204, 1222485), (220, 1133577), (239, 1043460), (255, 977988), (279, 893860), (306, 814990), (310, 804474), (330, 755718), (340, 733491), (341, 731340), (372, 670395), (374, 666810), (396, 629765), (465, 536316), (478, 521730), (495, 503812), (510, 488994), (527, 473220), (558, 446930), (561, 444540), (612, 407495), (620, 402237), (660, 377859), (682, 365670), (717, 347820), (748, 333405), (765, 325996), (930, 268158), (935, 266724), (956, 260865), (990, 251906), (1020, 244497), (1023, 243780), (1054, 236610), (1116, 223465), (1122, 222270), (1195, 208692), (1364, 182835), (1395, 178772), (1434, 173910), (1530, 162998), (1581, 157740), (1683, 148180), (1705, 146268), (1860, 134079), (1870, 133362), (1980, 125953), (2046, 121890), (2108, 118305), (2151, 115940), (2244, 111135), (2390, 104346), (2629, 94860), (2635, 94644), (2790, 89386), (2805, 88908), (2868, 86955), (3060, 81499), (3069, 81260), (3162, 78870), (3366, 74090), (3410, 73134), (3585, 69564), (3740, 66681), (4063, 61380), (4092, 60945), (4302, 57970), (4743, 52580), (4780, 52173), (5115, 48756), (5258, 47430), (5270, 47322), (5580, 44693), (5610, 44454), (5797, 43020), (6138, 40630), (6324, 39435), (6732, 37045), (6820, 36567), (7170, 34782), (7409, 33660), (7887, 31620), (7905, 31548), (8126, 30690), (8415, 29636), (8604, 28985), (9486, 26290), (10230, 24378), (10516, 23715), (10540, 23661), (10755, 23188), (11220, 22227), (11594, 21510), (12189, 20460), (12276, 20315), (13145, 18972), (14340, 17391), (14818, 16830), (15345, 16252), (15774, 15810)]