72149220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2803}}^1$

素因数の和:2842

約数の個数: 144

約数和(自身を含む): 257205312

約数和(自身を除く): 185056092

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 20, 22, 26, 30, 33, 36, 39, 44, 45, 52, 55, 60, 65, 66, 78, 90, 99, 110, 117, 130, 132, 143, 156, 165, 180, 195, 198, 220, 234, 260, 286, 330, 390, 396, 429, 468, 495, 572, 585, 660, 715, 780, 858, 990, 1170, 1287, 1430, 1716, 1980, 2145, 2340, 2574, 2803, 2860, 4290, 5148, 5606, 6435, 8409, 8580, 11212, 12870, 14015, 16818, 25227, 25740, 28030, 30833, 33636, 36439, 42045, 50454, 56060, 61666, 72878, 84090, 92499, 100908, 109317, 123332, 126135, 145756, 154165, 168180, 182195, 184998, 218634, 252270, 277497, 308330, 327951, 364390, 369996, 400829, 437268, 462495, 504540, 546585, 554994, 616660, 655902, 728780, 801658, 924990, 1093170, 1109988, 1202487, 1311804, 1387485, 1603316, 1639755, 1849980, 2004145, 2186340, 2404974, 2774970, 3279510, 3607461, 4008290, 4809948, 5549940, 6012435, 6559020, 7214922, 8016580, 12024870, 14429844, 18037305, 24049740, 36074610, 72149220]

約数ペア:

[(1, 72149220), (2, 36074610), (3, 24049740), (4, 18037305), (5, 14429844), (6, 12024870), (9, 8016580), (10, 7214922), (11, 6559020), (12, 6012435), (13, 5549940), (15, 4809948), (18, 4008290), (20, 3607461), (22, 3279510), (26, 2774970), (30, 2404974), (33, 2186340), (36, 2004145), (39, 1849980), (44, 1639755), (45, 1603316), (52, 1387485), (55, 1311804), (60, 1202487), (65, 1109988), (66, 1093170), (78, 924990), (90, 801658), (99, 728780), (110, 655902), (117, 616660), (130, 554994), (132, 546585), (143, 504540), (156, 462495), (165, 437268), (180, 400829), (195, 369996), (198, 364390), (220, 327951), (234, 308330), (260, 277497), (286, 252270), (330, 218634), (390, 184998), (396, 182195), (429, 168180), (468, 154165), (495, 145756), (572, 126135), (585, 123332), (660, 109317), (715, 100908), (780, 92499), (858, 84090), (990, 72878), (1170, 61666), (1287, 56060), (1430, 50454), (1716, 42045), (1980, 36439), (2145, 33636), (2340, 30833), (2574, 28030), (2803, 25740), (2860, 25227), (4290, 16818), (5148, 14015), (5606, 12870), (6435, 11212), (8409, 8580)]