221060520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{881}}^1$

素因数の和:956

約数の個数: 192

約数和(自身を含む): 780146640

約数和(自身を除く): 559086120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 41, 45, 51, 60, 68, 72, 82, 85, 90, 102, 120, 123, 136, 153, 164, 170, 180, 204, 205, 246, 255, 306, 328, 340, 360, 369, 408, 410, 492, 510, 612, 615, 680, 697, 738, 765, 820, 881, 984, 1020, 1224, 1230, 1394, 1476, 1530, 1640, 1762, 1845, 2040, 2091, 2460, 2643, 2788, 2952, 3060, 3485, 3524, 3690, 4182, 4405, 4920, 5286, 5576, 6120, 6273, 6970, 7048, 7380, 7929, 8364, 8810, 10455, 10572, 12546, 13215, 13940, 14760, 14977, 15858, 16728, 17620, 20910, 21144, 25092, 26430, 27880, 29954, 31365, 31716, 35240, 36121, 39645, 41820, 44931, 50184, 52860, 59908, 62730, 63432, 72242, 74885, 79290, 83640, 89862, 105720, 108363, 119816, 125460, 134793, 144484, 149770, 158580, 179724, 180605, 216726, 224655, 250920, 269586, 288968, 299540, 317160, 325089, 359448, 361210, 433452, 449310, 539172, 541815, 599080, 614057, 650178, 673965, 722420, 866904, 898620, 1078344, 1083630, 1228114, 1300356, 1347930, 1444840, 1625445, 1797240, 1842171, 2167260, 2456228, 2600712, 2695860, 3070285, 3250890, 3684342, 4334520, 4912456, 5391720, 5526513, 6140570, 6501780, 7368684, 9210855, 11053026, 12281140, 13003560, 14737368, 18421710, 22106052, 24562280, 27632565, 36843420, 44212104, 55265130, 73686840, 110530260, 221060520]

約数ペア:

[(1, 221060520), (2, 110530260), (3, 73686840), (4, 55265130), (5, 44212104), (6, 36843420), (8, 27632565), (9, 24562280), (10, 22106052), (12, 18421710), (15, 14737368), (17, 13003560), (18, 12281140), (20, 11053026), (24, 9210855), (30, 7368684), (34, 6501780), (36, 6140570), (40, 5526513), (41, 5391720), (45, 4912456), (51, 4334520), (60, 3684342), (68, 3250890), (72, 3070285), (82, 2695860), (85, 2600712), (90, 2456228), (102, 2167260), (120, 1842171), (123, 1797240), (136, 1625445), (153, 1444840), (164, 1347930), (170, 1300356), (180, 1228114), (204, 1083630), (205, 1078344), (246, 898620), (255, 866904), (306, 722420), (328, 673965), (340, 650178), (360, 614057), (369, 599080), (408, 541815), (410, 539172), (492, 449310), (510, 433452), (612, 361210), (615, 359448), (680, 325089), (697, 317160), (738, 299540), (765, 288968), (820, 269586), (881, 250920), (984, 224655), (1020, 216726), (1224, 180605), (1230, 179724), (1394, 158580), (1476, 149770), (1530, 144484), (1640, 134793), (1762, 125460), (1845, 119816), (2040, 108363), (2091, 105720), (2460, 89862), (2643, 83640), (2788, 79290), (2952, 74885), (3060, 72242), (3485, 63432), (3524, 62730), (3690, 59908), (4182, 52860), (4405, 50184), (4920, 44931), (5286, 41820), (5576, 39645), (6120, 36121), (6273, 35240), (6970, 31716), (7048, 31365), (7380, 29954), (7929, 27880), (8364, 26430), (8810, 25092), (10455, 21144), (10572, 20910), (12546, 17620), (13215, 16728), (13940, 15858), (14760, 14977)]