749686950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{881}}^1$

素因数の和:991

約数の個数: 144

約数和(自身を含む): 2115614592

約数和(自身を除く): 1365927642

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 31, 45, 50, 61, 62, 75, 90, 93, 122, 150, 155, 183, 186, 225, 279, 305, 310, 366, 450, 465, 549, 558, 610, 775, 881, 915, 930, 1098, 1395, 1525, 1550, 1762, 1830, 1891, 2325, 2643, 2745, 2790, 3050, 3782, 4405, 4575, 4650, 5286, 5490, 5673, 6975, 7929, 8810, 9150, 9455, 11346, 13215, 13725, 13950, 15858, 17019, 18910, 22025, 26430, 27311, 27450, 28365, 34038, 39645, 44050, 47275, 53741, 54622, 56730, 66075, 79290, 81933, 85095, 94550, 107482, 132150, 136555, 141825, 161223, 163866, 170190, 198225, 245799, 268705, 273110, 283650, 322446, 396450, 409665, 425475, 483669, 491598, 537410, 682775, 806115, 819330, 850950, 967338, 1228995, 1343525, 1365550, 1612230, 1665971, 2048325, 2418345, 2457990, 2687050, 3331942, 4030575, 4096650, 4836690, 4997913, 6144975, 8061150, 8329855, 9995826, 12091725, 12289950, 14993739, 16659710, 24183450, 24989565, 29987478, 41649275, 49979130, 74968695, 83298550, 124947825, 149937390, 249895650, 374843475, 749686950]

約数ペア:

[(1, 749686950), (2, 374843475), (3, 249895650), (5, 149937390), (6, 124947825), (9, 83298550), (10, 74968695), (15, 49979130), (18, 41649275), (25, 29987478), (30, 24989565), (31, 24183450), (45, 16659710), (50, 14993739), (61, 12289950), (62, 12091725), (75, 9995826), (90, 8329855), (93, 8061150), (122, 6144975), (150, 4997913), (155, 4836690), (183, 4096650), (186, 4030575), (225, 3331942), (279, 2687050), (305, 2457990), (310, 2418345), (366, 2048325), (450, 1665971), (465, 1612230), (549, 1365550), (558, 1343525), (610, 1228995), (775, 967338), (881, 850950), (915, 819330), (930, 806115), (1098, 682775), (1395, 537410), (1525, 491598), (1550, 483669), (1762, 425475), (1830, 409665), (1891, 396450), (2325, 322446), (2643, 283650), (2745, 273110), (2790, 268705), (3050, 245799), (3782, 198225), (4405, 170190), (4575, 163866), (4650, 161223), (5286, 141825), (5490, 136555), (5673, 132150), (6975, 107482), (7929, 94550), (8810, 85095), (9150, 81933), (9455, 79290), (11346, 66075), (13215, 56730), (13725, 54622), (13950, 53741), (15858, 47275), (17019, 44050), (18910, 39645), (22025, 34038), (26430, 28365), (27311, 27450)]