156928153880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{761}}^1\times {\mathrm{271333}}^1$

素因数の和:272124

約数の個数: 64

約数和(自身を含む): 372161714400

約数和(自身を除く): 215233560520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 761, 1522, 3044, 3805, 6088, 7610, 14459, 15220, 28918, 30440, 57836, 72295, 115672, 144590, 271333, 289180, 542666, 578360, 1085332, 1356665, 2170664, 2713330, 5155327, 5426660, 10310654, 10853320, 20621308, 25776635, 41242616, 51553270, 103106540, 206213080, 206484413, 412968826, 825937652, 1032422065, 1651875304, 2064844130, 3923203847, 4129688260, 7846407694, 8259376520, 15692815388, 19616019235, 31385630776, 39232038470, 78464076940, 156928153880]

約数ペア:

[(1, 156928153880), (2, 78464076940), (4, 39232038470), (5, 31385630776), (8, 19616019235), (10, 15692815388), (19, 8259376520), (20, 7846407694), (38, 4129688260), (40, 3923203847), (76, 2064844130), (95, 1651875304), (152, 1032422065), (190, 825937652), (380, 412968826), (760, 206484413), (761, 206213080), (1522, 103106540), (3044, 51553270), (3805, 41242616), (6088, 25776635), (7610, 20621308), (14459, 10853320), (15220, 10310654), (28918, 5426660), (30440, 5155327), (57836, 2713330), (72295, 2170664), (115672, 1356665), (144590, 1085332), (271333, 578360), (289180, 542666)]