66220440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1$

素因数の和:282

約数の個数: 256

約数和(自身を含む): 248209920

約数和(自身を除く): 181989480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 17, 20, 22, 24, 26, 30, 33, 34, 39, 40, 44, 51, 52, 55, 60, 65, 66, 68, 78, 85, 88, 102, 104, 110, 120, 130, 132, 136, 143, 156, 165, 170, 187, 195, 204, 220, 221, 227, 255, 260, 264, 286, 312, 330, 340, 374, 390, 408, 429, 440, 442, 454, 510, 520, 561, 572, 660, 663, 680, 681, 715, 748, 780, 858, 884, 908, 935, 1020, 1105, 1122, 1135, 1144, 1320, 1326, 1362, 1430, 1496, 1560, 1716, 1768, 1816, 1870, 2040, 2145, 2210, 2244, 2270, 2431, 2497, 2652, 2724, 2805, 2860, 2951, 3315, 3405, 3432, 3740, 3859, 4290, 4420, 4488, 4540, 4862, 4994, 5304, 5448, 5610, 5720, 5902, 6630, 6810, 7293, 7480, 7491, 7718, 8580, 8840, 8853, 9080, 9724, 9988, 11220, 11577, 11804, 12155, 12485, 13260, 13620, 14586, 14755, 14982, 15436, 17160, 17706, 19295, 19448, 19976, 22440, 23154, 23608, 24310, 24970, 26520, 27240, 29172, 29510, 29964, 30872, 32461, 35412, 36465, 37455, 38590, 42449, 44265, 46308, 48620, 49940, 50167, 57885, 58344, 59020, 59928, 64922, 70824, 72930, 74910, 77180, 84898, 88530, 92616, 97240, 97383, 99880, 100334, 115770, 118040, 127347, 129844, 145860, 149820, 150501, 154360, 162305, 169796, 177060, 194766, 200668, 212245, 231540, 250835, 254694, 259688, 291720, 299640, 301002, 324610, 339592, 354120, 389532, 401336, 424490, 463080, 486915, 501670, 509388, 551837, 602004, 636735, 649220, 752505, 779064, 848980, 973830, 1003340, 1018776, 1103674, 1204008, 1273470, 1298440, 1505010, 1655511, 1697960, 1947660, 2006680, 2207348, 2546940, 2759185, 3010020, 3311022, 3895320, 4414696, 5093880, 5518370, 6020040, 6622044, 8277555, 11036740, 13244088, 16555110, 22073480, 33110220, 66220440]

約数ペア:

[(1, 66220440), (2, 33110220), (3, 22073480), (4, 16555110), (5, 13244088), (6, 11036740), (8, 8277555), (10, 6622044), (11, 6020040), (12, 5518370), (13, 5093880), (15, 4414696), (17, 3895320), (20, 3311022), (22, 3010020), (24, 2759185), (26, 2546940), (30, 2207348), (33, 2006680), (34, 1947660), (39, 1697960), (40, 1655511), (44, 1505010), (51, 1298440), (52, 1273470), (55, 1204008), (60, 1103674), (65, 1018776), (66, 1003340), (68, 973830), (78, 848980), (85, 779064), (88, 752505), (102, 649220), (104, 636735), (110, 602004), (120, 551837), (130, 509388), (132, 501670), (136, 486915), (143, 463080), (156, 424490), (165, 401336), (170, 389532), (187, 354120), (195, 339592), (204, 324610), (220, 301002), (221, 299640), (227, 291720), (255, 259688), (260, 254694), (264, 250835), (286, 231540), (312, 212245), (330, 200668), (340, 194766), (374, 177060), (390, 169796), (408, 162305), (429, 154360), (440, 150501), (442, 149820), (454, 145860), (510, 129844), (520, 127347), (561, 118040), (572, 115770), (660, 100334), (663, 99880), (680, 97383), (681, 97240), (715, 92616), (748, 88530), (780, 84898), (858, 77180), (884, 74910), (908, 72930), (935, 70824), (1020, 64922), (1105, 59928), (1122, 59020), (1135, 58344), (1144, 57885), (1320, 50167), (1326, 49940), (1362, 48620), (1430, 46308), (1496, 44265), (1560, 42449), (1716, 38590), (1768, 37455), (1816, 36465), (1870, 35412), (2040, 32461), (2145, 30872), (2210, 29964), (2244, 29510), (2270, 29172), (2431, 27240), (2497, 26520), (2652, 24970), (2724, 24310), (2805, 23608), (2860, 23154), (2951, 22440), (3315, 19976), (3405, 19448), (3432, 19295), (3740, 17706), (3859, 17160), (4290, 15436), (4420, 14982), (4488, 14755), (4540, 14586), (4862, 13620), (4994, 13260), (5304, 12485), (5448, 12155), (5610, 11804), (5720, 11577), (5902, 11220), (6630, 9988), (6810, 9724), (7293, 9080), (7480, 8853), (7491, 8840), (7718, 8580)]