221770440

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1$

素因数の和:341

約数の個数: 256

約数和(自身を含む): 802483200

約数和(自身を除く): 580712760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 47, 51, 54, 60, 68, 72, 85, 90, 94, 102, 108, 120, 135, 136, 141, 153, 170, 180, 188, 204, 216, 235, 255, 257, 270, 282, 306, 340, 360, 376, 408, 423, 459, 470, 510, 514, 540, 564, 612, 680, 705, 765, 771, 799, 846, 918, 940, 1020, 1028, 1080, 1128, 1224, 1269, 1285, 1410, 1530, 1542, 1598, 1692, 1836, 1880, 2040, 2056, 2115, 2295, 2313, 2397, 2538, 2570, 2820, 3060, 3084, 3196, 3384, 3672, 3855, 3995, 4230, 4369, 4590, 4626, 4794, 5076, 5140, 5640, 6120, 6168, 6345, 6392, 6939, 7191, 7710, 7990, 8460, 8738, 9180, 9252, 9588, 10152, 10280, 11565, 11985, 12079, 12690, 13107, 13878, 14382, 15420, 15980, 16920, 17476, 18360, 18504, 19176, 21573, 21845, 23130, 23970, 24158, 25380, 26214, 27756, 28764, 30840, 31960, 34695, 34952, 35955, 36237, 39321, 43146, 43690, 46260, 47940, 48316, 50760, 52428, 55512, 57528, 60395, 65535, 69390, 71910, 72474, 78642, 86292, 87380, 92520, 95880, 96632, 104856, 107865, 108711, 117963, 120790, 131070, 138780, 143820, 144948, 157284, 172584, 174760, 181185, 196605, 205343, 215730, 217422, 235926, 241580, 262140, 277560, 287640, 289896, 314568, 326133, 362370, 393210, 410686, 431460, 434844, 471852, 483160, 524280, 543555, 589815, 616029, 652266, 724740, 786420, 821372, 862920, 869688, 943704, 1026715, 1087110, 1179630, 1232058, 1304532, 1449480, 1572840, 1630665, 1642744, 1848087, 2053430, 2174220, 2359260, 2464116, 2609064, 3080145, 3261330, 3696174, 4106860, 4348440, 4718520, 4928232, 5544261, 6160290, 6522660, 7392348, 8213720, 9240435, 11088522, 12320580, 13045320, 14784696, 18480870, 22177044, 24641160, 27721305, 36961740, 44354088, 55442610, 73923480, 110885220, 221770440]

約数ペア:

[(1, 221770440), (2, 110885220), (3, 73923480), (4, 55442610), (5, 44354088), (6, 36961740), (8, 27721305), (9, 24641160), (10, 22177044), (12, 18480870), (15, 14784696), (17, 13045320), (18, 12320580), (20, 11088522), (24, 9240435), (27, 8213720), (30, 7392348), (34, 6522660), (36, 6160290), (40, 5544261), (45, 4928232), (47, 4718520), (51, 4348440), (54, 4106860), (60, 3696174), (68, 3261330), (72, 3080145), (85, 2609064), (90, 2464116), (94, 2359260), (102, 2174220), (108, 2053430), (120, 1848087), (135, 1642744), (136, 1630665), (141, 1572840), (153, 1449480), (170, 1304532), (180, 1232058), (188, 1179630), (204, 1087110), (216, 1026715), (235, 943704), (255, 869688), (257, 862920), (270, 821372), (282, 786420), (306, 724740), (340, 652266), (360, 616029), (376, 589815), (408, 543555), (423, 524280), (459, 483160), (470, 471852), (510, 434844), (514, 431460), (540, 410686), (564, 393210), (612, 362370), (680, 326133), (705, 314568), (765, 289896), (771, 287640), (799, 277560), (846, 262140), (918, 241580), (940, 235926), (1020, 217422), (1028, 215730), (1080, 205343), (1128, 196605), (1224, 181185), (1269, 174760), (1285, 172584), (1410, 157284), (1530, 144948), (1542, 143820), (1598, 138780), (1692, 131070), (1836, 120790), (1880, 117963), (2040, 108711), (2056, 107865), (2115, 104856), (2295, 96632), (2313, 95880), (2397, 92520), (2538, 87380), (2570, 86292), (2820, 78642), (3060, 72474), (3084, 71910), (3196, 69390), (3384, 65535), (3672, 60395), (3855, 57528), (3995, 55512), (4230, 52428), (4369, 50760), (4590, 48316), (4626, 47940), (4794, 46260), (5076, 43690), (5140, 43146), (5640, 39321), (6120, 36237), (6168, 35955), (6345, 34952), (6392, 34695), (6939, 31960), (7191, 30840), (7710, 28764), (7990, 27756), (8460, 26214), (8738, 25380), (9180, 24158), (9252, 23970), (9588, 23130), (10152, 21845), (10280, 21573), (11565, 19176), (11985, 18504), (12079, 18360), (12690, 17476), (13107, 16920), (13878, 15980), (14382, 15420)]