81430488

素因数分解:

$2^3\times 3^3\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{443}}^1$

素因数の和:518

約数の個数: 128

約数和(自身を含む): 242956800

約数和(自身を除く): 161526312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 27, 36, 37, 46, 54, 69, 72, 74, 92, 108, 111, 138, 148, 184, 207, 216, 222, 276, 296, 333, 414, 443, 444, 552, 621, 666, 828, 851, 886, 888, 999, 1242, 1329, 1332, 1656, 1702, 1772, 1998, 2484, 2553, 2658, 2664, 3404, 3544, 3987, 3996, 4968, 5106, 5316, 6808, 7659, 7974, 7992, 10189, 10212, 10632, 11961, 15318, 15948, 16391, 20378, 20424, 22977, 23922, 30567, 30636, 31896, 32782, 40756, 45954, 47844, 49173, 61134, 61272, 65564, 81512, 91701, 91908, 95688, 98346, 122268, 131128, 147519, 183402, 183816, 196692, 244536, 275103, 295038, 366804, 376993, 393384, 442557, 550206, 590076, 733608, 753986, 885114, 1100412, 1130979, 1180152, 1507972, 1770228, 2200824, 2261958, 3015944, 3392937, 3540456, 4523916, 6785874, 9047832, 10178811, 13571748, 20357622, 27143496, 40715244, 81430488]

約数ペア:

[(1, 81430488), (2, 40715244), (3, 27143496), (4, 20357622), (6, 13571748), (8, 10178811), (9, 9047832), (12, 6785874), (18, 4523916), (23, 3540456), (24, 3392937), (27, 3015944), (36, 2261958), (37, 2200824), (46, 1770228), (54, 1507972), (69, 1180152), (72, 1130979), (74, 1100412), (92, 885114), (108, 753986), (111, 733608), (138, 590076), (148, 550206), (184, 442557), (207, 393384), (216, 376993), (222, 366804), (276, 295038), (296, 275103), (333, 244536), (414, 196692), (443, 183816), (444, 183402), (552, 147519), (621, 131128), (666, 122268), (828, 98346), (851, 95688), (886, 91908), (888, 91701), (999, 81512), (1242, 65564), (1329, 61272), (1332, 61134), (1656, 49173), (1702, 47844), (1772, 45954), (1998, 40756), (2484, 32782), (2553, 31896), (2658, 30636), (2664, 30567), (3404, 23922), (3544, 22977), (3987, 20424), (3996, 20378), (4968, 16391), (5106, 15948), (5316, 15318), (6808, 11961), (7659, 10632), (7974, 10212), (7992, 10189)]