159829180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{5261}}^1$

素因数の和:5315

約数の個数: 72

約数和(自身を含む): 403111296

約数和(自身を除く): 243282116

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 49, 62, 70, 98, 124, 140, 155, 196, 217, 245, 310, 434, 490, 620, 868, 980, 1085, 1519, 2170, 3038, 4340, 5261, 6076, 7595, 10522, 15190, 21044, 26305, 30380, 36827, 52610, 73654, 105220, 147308, 163091, 184135, 257789, 326182, 368270, 515578, 652364, 736540, 815455, 1031156, 1141637, 1288945, 1630910, 2283274, 2577890, 3261820, 4566548, 5155780, 5708185, 7991459, 11416370, 15982918, 22832740, 31965836, 39957295, 79914590, 159829180]

約数ペア:

[(1, 159829180), (2, 79914590), (4, 39957295), (5, 31965836), (7, 22832740), (10, 15982918), (14, 11416370), (20, 7991459), (28, 5708185), (31, 5155780), (35, 4566548), (49, 3261820), (62, 2577890), (70, 2283274), (98, 1630910), (124, 1288945), (140, 1141637), (155, 1031156), (196, 815455), (217, 736540), (245, 652364), (310, 515578), (434, 368270), (490, 326182), (620, 257789), (868, 184135), (980, 163091), (1085, 147308), (1519, 105220), (2170, 73654), (3038, 52610), (4340, 36827), (5261, 30380), (6076, 26305), (7595, 21044), (10522, 15190)]