28536698340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1781317}}^1$

素因数の和:1781421

約数の個数: 72

約数和(自身を含む): 87533966520

約数和(自身を除く): 58997268180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 89, 90, 178, 180, 267, 356, 445, 534, 801, 890, 1068, 1335, 1602, 1780, 2670, 3204, 4005, 5340, 8010, 16020, 1781317, 3562634, 5343951, 7125268, 8906585, 10687902, 16031853, 17813170, 21375804, 26719755, 32063706, 35626340, 53439510, 64127412, 80159265, 106879020, 158537213, 160318530, 317074426, 320637060, 475611639, 634148852, 792686065, 951223278, 1426834917, 1585372130, 1902446556, 2378058195, 2853669834, 3170744260, 4756116390, 5707339668, 7134174585, 9512232780, 14268349170, 28536698340]

約数ペア:

[(1, 28536698340), (2, 14268349170), (3, 9512232780), (4, 7134174585), (5, 5707339668), (6, 4756116390), (9, 3170744260), (10, 2853669834), (12, 2378058195), (15, 1902446556), (18, 1585372130), (20, 1426834917), (30, 951223278), (36, 792686065), (45, 634148852), (60, 475611639), (89, 320637060), (90, 317074426), (178, 160318530), (180, 158537213), (267, 106879020), (356, 80159265), (445, 64127412), (534, 53439510), (801, 35626340), (890, 32063706), (1068, 26719755), (1335, 21375804), (1602, 17813170), (1780, 16031853), (2670, 10687902), (3204, 8906585), (4005, 7125268), (5340, 5343951), (8010, 3562634), (16020, 1781317)]