219931840

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{593}}^1$

素因数の和:690

約数の個数: 112

約数和(自身を含む): 561258720

約数和(自身を除く): 341326880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 61, 64, 76, 80, 95, 122, 152, 160, 190, 244, 304, 305, 320, 380, 488, 593, 608, 610, 760, 976, 1159, 1186, 1216, 1220, 1520, 1952, 2318, 2372, 2440, 2965, 3040, 3904, 4636, 4744, 4880, 5795, 5930, 6080, 9272, 9488, 9760, 11267, 11590, 11860, 18544, 18976, 19520, 22534, 23180, 23720, 36173, 37088, 37952, 45068, 46360, 47440, 56335, 72346, 74176, 90136, 92720, 94880, 112670, 144692, 180272, 180865, 185440, 189760, 225340, 289384, 360544, 361730, 370880, 450680, 578768, 687287, 721088, 723460, 901360, 1157536, 1374574, 1446920, 1802720, 2315072, 2749148, 2893840, 3436435, 3605440, 5498296, 5787680, 6872870, 10996592, 11575360, 13745740, 21993184, 27491480, 43986368, 54982960, 109965920, 219931840]

約数ペア:

[(1, 219931840), (2, 109965920), (4, 54982960), (5, 43986368), (8, 27491480), (10, 21993184), (16, 13745740), (19, 11575360), (20, 10996592), (32, 6872870), (38, 5787680), (40, 5498296), (61, 3605440), (64, 3436435), (76, 2893840), (80, 2749148), (95, 2315072), (122, 1802720), (152, 1446920), (160, 1374574), (190, 1157536), (244, 901360), (304, 723460), (305, 721088), (320, 687287), (380, 578768), (488, 450680), (593, 370880), (608, 361730), (610, 360544), (760, 289384), (976, 225340), (1159, 189760), (1186, 185440), (1216, 180865), (1220, 180272), (1520, 144692), (1952, 112670), (2318, 94880), (2372, 92720), (2440, 90136), (2965, 74176), (3040, 72346), (3904, 56335), (4636, 47440), (4744, 46360), (4880, 45068), (5795, 37952), (5930, 37088), (6080, 36173), (9272, 23720), (9488, 23180), (9760, 22534), (11267, 19520), (11590, 18976), (11860, 18544)]