2287980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1$

素因数の和:260

約数の個数: 96

約数和(自身を含む): 7526400

約数和(自身を除く): 5238420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 90, 95, 108, 114, 135, 171, 180, 190, 223, 228, 270, 285, 342, 380, 446, 513, 540, 570, 669, 684, 855, 892, 1026, 1115, 1140, 1338, 1710, 2007, 2052, 2230, 2565, 2676, 3345, 3420, 4014, 4237, 4460, 5130, 6021, 6690, 8028, 8474, 10035, 10260, 12042, 12711, 13380, 16948, 20070, 21185, 24084, 25422, 30105, 38133, 40140, 42370, 50844, 60210, 63555, 76266, 84740, 114399, 120420, 127110, 152532, 190665, 228798, 254220, 381330, 457596, 571995, 762660, 1143990, 2287980]

約数ペア:

[(1, 2287980), (2, 1143990), (3, 762660), (4, 571995), (5, 457596), (6, 381330), (9, 254220), (10, 228798), (12, 190665), (15, 152532), (18, 127110), (19, 120420), (20, 114399), (27, 84740), (30, 76266), (36, 63555), (38, 60210), (45, 50844), (54, 42370), (57, 40140), (60, 38133), (76, 30105), (90, 25422), (95, 24084), (108, 21185), (114, 20070), (135, 16948), (171, 13380), (180, 12711), (190, 12042), (223, 10260), (228, 10035), (270, 8474), (285, 8028), (342, 6690), (380, 6021), (446, 5130), (513, 4460), (540, 4237), (570, 4014), (669, 3420), (684, 3345), (855, 2676), (892, 2565), (1026, 2230), (1115, 2052), (1140, 2007), (1338, 1710)]