64439520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:237

約数の個数: 192

約数和(自身を含む): 220449600

約数和(自身を除く): 156010080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 53, 60, 68, 80, 85, 96, 102, 106, 120, 136, 149, 159, 160, 170, 204, 212, 240, 255, 265, 272, 298, 318, 340, 408, 424, 447, 480, 510, 530, 544, 596, 636, 680, 745, 795, 816, 848, 894, 901, 1020, 1060, 1192, 1272, 1360, 1490, 1590, 1632, 1696, 1788, 1802, 2040, 2120, 2235, 2384, 2533, 2544, 2703, 2720, 2980, 3180, 3576, 3604, 4080, 4240, 4470, 4505, 4768, 5066, 5088, 5406, 5960, 6360, 7152, 7208, 7599, 7897, 8160, 8480, 8940, 9010, 10132, 10812, 11920, 12665, 12720, 13515, 14304, 14416, 15198, 15794, 17880, 18020, 20264, 21624, 23691, 23840, 25330, 25440, 27030, 28832, 30396, 31588, 35760, 36040, 37995, 39485, 40528, 43248, 47382, 50660, 54060, 60792, 63176, 71520, 72080, 75990, 78970, 81056, 86496, 94764, 101320, 108120, 118455, 121584, 126352, 134249, 144160, 151980, 157940, 189528, 202640, 216240, 236910, 243168, 252704, 268498, 303960, 315880, 379056, 402747, 405280, 432480, 473820, 536996, 607920, 631760, 671245, 758112, 805494, 947640, 1073992, 1215840, 1263520, 1342490, 1610988, 1895280, 2013735, 2147984, 2684980, 3221976, 3790560, 4027470, 4295968, 5369960, 6443952, 8054940, 10739920, 12887904, 16109880, 21479840, 32219760, 64439520]

約数ペア:

[(1, 64439520), (2, 32219760), (3, 21479840), (4, 16109880), (5, 12887904), (6, 10739920), (8, 8054940), (10, 6443952), (12, 5369960), (15, 4295968), (16, 4027470), (17, 3790560), (20, 3221976), (24, 2684980), (30, 2147984), (32, 2013735), (34, 1895280), (40, 1610988), (48, 1342490), (51, 1263520), (53, 1215840), (60, 1073992), (68, 947640), (80, 805494), (85, 758112), (96, 671245), (102, 631760), (106, 607920), (120, 536996), (136, 473820), (149, 432480), (159, 405280), (160, 402747), (170, 379056), (204, 315880), (212, 303960), (240, 268498), (255, 252704), (265, 243168), (272, 236910), (298, 216240), (318, 202640), (340, 189528), (408, 157940), (424, 151980), (447, 144160), (480, 134249), (510, 126352), (530, 121584), (544, 118455), (596, 108120), (636, 101320), (680, 94764), (745, 86496), (795, 81056), (816, 78970), (848, 75990), (894, 72080), (901, 71520), (1020, 63176), (1060, 60792), (1192, 54060), (1272, 50660), (1360, 47382), (1490, 43248), (1590, 40528), (1632, 39485), (1696, 37995), (1788, 36040), (1802, 35760), (2040, 31588), (2120, 30396), (2235, 28832), (2384, 27030), (2533, 25440), (2544, 25330), (2703, 23840), (2720, 23691), (2980, 21624), (3180, 20264), (3576, 18020), (3604, 17880), (4080, 15794), (4240, 15198), (4470, 14416), (4505, 14304), (4768, 13515), (5066, 12720), (5088, 12665), (5406, 11920), (5960, 10812), (6360, 10132), (7152, 9010), (7208, 8940), (7599, 8480), (7897, 8160)]