79679880

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{4517}}^1$

素因数の和:4548

約数の個数: 144

約数和(自身を含む): 301305420

約数和(自身を除く): 221625540

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2520, 2940, 3528, 4410, 4517, 5880, 8820, 9034, 13551, 17640, 18068, 22585, 27102, 31619, 36136, 40653, 45170, 54204, 63238, 67755, 81306, 90340, 94857, 108408, 126476, 135510, 158095, 162612, 180680, 189714, 203265, 221333, 252952, 271020, 284571, 316190, 325224, 379428, 406530, 442666, 474285, 542040, 569142, 632380, 663999, 758856, 813060, 885332, 948570, 1106665, 1138284, 1264760, 1327998, 1422855, 1626120, 1770664, 1897140, 1991997, 2213330, 2276568, 2655996, 2845710, 3319995, 3794280, 3983994, 4426660, 5311992, 5691420, 6639990, 7967988, 8853320, 9959985, 11382840, 13279980, 15935976, 19919970, 26559960, 39839940, 79679880]

約数ペア:

[(1, 79679880), (2, 39839940), (3, 26559960), (4, 19919970), (5, 15935976), (6, 13279980), (7, 11382840), (8, 9959985), (9, 8853320), (10, 7967988), (12, 6639990), (14, 5691420), (15, 5311992), (18, 4426660), (20, 3983994), (21, 3794280), (24, 3319995), (28, 2845710), (30, 2655996), (35, 2276568), (36, 2213330), (40, 1991997), (42, 1897140), (45, 1770664), (49, 1626120), (56, 1422855), (60, 1327998), (63, 1264760), (70, 1138284), (72, 1106665), (84, 948570), (90, 885332), (98, 813060), (105, 758856), (120, 663999), (126, 632380), (140, 569142), (147, 542040), (168, 474285), (180, 442666), (196, 406530), (210, 379428), (245, 325224), (252, 316190), (280, 284571), (294, 271020), (315, 252952), (360, 221333), (392, 203265), (420, 189714), (441, 180680), (490, 162612), (504, 158095), (588, 135510), (630, 126476), (735, 108408), (840, 94857), (882, 90340), (980, 81306), (1176, 67755), (1260, 63238), (1470, 54204), (1764, 45170), (1960, 40653), (2205, 36136), (2520, 31619), (2940, 27102), (3528, 22585), (4410, 18068), (4517, 17640), (5880, 13551), (8820, 9034)]