259315920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:242

約数の個数: 240

約数和(自身を含む): 909941760

約数和(自身を除く): 650625840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 47, 48, 60, 72, 79, 80, 90, 94, 97, 120, 141, 144, 158, 180, 188, 194, 235, 237, 240, 282, 291, 316, 360, 376, 388, 395, 423, 470, 474, 485, 564, 582, 632, 705, 711, 720, 752, 776, 790, 846, 873, 940, 948, 970, 1128, 1164, 1185, 1264, 1410, 1422, 1455, 1552, 1580, 1692, 1746, 1880, 1896, 1940, 2115, 2256, 2328, 2370, 2820, 2844, 2910, 3160, 3384, 3492, 3555, 3713, 3760, 3792, 3880, 4230, 4365, 4559, 4656, 4740, 5640, 5688, 5820, 6320, 6768, 6984, 7110, 7426, 7663, 7760, 8460, 8730, 9118, 9480, 11139, 11280, 11376, 11640, 13677, 13968, 14220, 14852, 15326, 16920, 17460, 18236, 18565, 18960, 22278, 22795, 22989, 23280, 27354, 28440, 29704, 30652, 33417, 33840, 34920, 36472, 37130, 38315, 41031, 44556, 45590, 45978, 54708, 55695, 56880, 59408, 61304, 66834, 68385, 68967, 69840, 72944, 74260, 76630, 82062, 89112, 91180, 91956, 109416, 111390, 114945, 122608, 133668, 136770, 137934, 148520, 153260, 164124, 167085, 178224, 182360, 183912, 205155, 218832, 222780, 229890, 267336, 273540, 275868, 297040, 306520, 328248, 334170, 344835, 360161, 364720, 367824, 410310, 445560, 459780, 534672, 547080, 551736, 613040, 656496, 668340, 689670, 720322, 820620, 891120, 919560, 1080483, 1094160, 1103472, 1336680, 1379340, 1440644, 1641240, 1800805, 1839120, 2160966, 2673360, 2758680, 2881288, 3241449, 3282480, 3601610, 4321932, 5402415, 5517360, 5762576, 6482898, 7203220, 8643864, 10804830, 12965796, 14406440, 16207245, 17287728, 21609660, 25931592, 28812880, 32414490, 43219320, 51863184, 64828980, 86438640, 129657960, 259315920]

約数ペア:

[(1, 259315920), (2, 129657960), (3, 86438640), (4, 64828980), (5, 51863184), (6, 43219320), (8, 32414490), (9, 28812880), (10, 25931592), (12, 21609660), (15, 17287728), (16, 16207245), (18, 14406440), (20, 12965796), (24, 10804830), (30, 8643864), (36, 7203220), (40, 6482898), (45, 5762576), (47, 5517360), (48, 5402415), (60, 4321932), (72, 3601610), (79, 3282480), (80, 3241449), (90, 2881288), (94, 2758680), (97, 2673360), (120, 2160966), (141, 1839120), (144, 1800805), (158, 1641240), (180, 1440644), (188, 1379340), (194, 1336680), (235, 1103472), (237, 1094160), (240, 1080483), (282, 919560), (291, 891120), (316, 820620), (360, 720322), (376, 689670), (388, 668340), (395, 656496), (423, 613040), (470, 551736), (474, 547080), (485, 534672), (564, 459780), (582, 445560), (632, 410310), (705, 367824), (711, 364720), (720, 360161), (752, 344835), (776, 334170), (790, 328248), (846, 306520), (873, 297040), (940, 275868), (948, 273540), (970, 267336), (1128, 229890), (1164, 222780), (1185, 218832), (1264, 205155), (1410, 183912), (1422, 182360), (1455, 178224), (1552, 167085), (1580, 164124), (1692, 153260), (1746, 148520), (1880, 137934), (1896, 136770), (1940, 133668), (2115, 122608), (2256, 114945), (2328, 111390), (2370, 109416), (2820, 91956), (2844, 91180), (2910, 89112), (3160, 82062), (3384, 76630), (3492, 74260), (3555, 72944), (3713, 69840), (3760, 68967), (3792, 68385), (3880, 66834), (4230, 61304), (4365, 59408), (4559, 56880), (4656, 55695), (4740, 54708), (5640, 45978), (5688, 45590), (5820, 44556), (6320, 41031), (6768, 38315), (6984, 37130), (7110, 36472), (7426, 34920), (7663, 33840), (7760, 33417), (8460, 30652), (8730, 29704), (9118, 28440), (9480, 27354), (11139, 23280), (11280, 22989), (11376, 22795), (11640, 22278), (13677, 18960), (13968, 18565), (14220, 18236), (14852, 17460), (15326, 16920)]