220437240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{887}}^1$

素因数の和:1029

約数の個数: 128

約数和(自身を含む): 703296000

約数和(自身を除く): 482858760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 109, 114, 120, 152, 190, 218, 228, 285, 327, 380, 436, 456, 545, 570, 654, 760, 872, 887, 1090, 1140, 1308, 1635, 1774, 2071, 2180, 2280, 2616, 2661, 3270, 3548, 4142, 4360, 4435, 5322, 6213, 6540, 7096, 8284, 8870, 10355, 10644, 12426, 13080, 13305, 16568, 16853, 17740, 20710, 21288, 24852, 26610, 31065, 33706, 35480, 41420, 49704, 50559, 53220, 62130, 67412, 82840, 84265, 96683, 101118, 106440, 124260, 134824, 168530, 193366, 202236, 248520, 252795, 290049, 337060, 386732, 404472, 483415, 505590, 580098, 674120, 773464, 966830, 1011180, 1160196, 1450245, 1836977, 1933660, 2022360, 2320392, 2900490, 3673954, 3867320, 5510931, 5800980, 7347908, 9184885, 11021862, 11601960, 14695816, 18369770, 22043724, 27554655, 36739540, 44087448, 55109310, 73479080, 110218620, 220437240]

約数ペア:

[(1, 220437240), (2, 110218620), (3, 73479080), (4, 55109310), (5, 44087448), (6, 36739540), (8, 27554655), (10, 22043724), (12, 18369770), (15, 14695816), (19, 11601960), (20, 11021862), (24, 9184885), (30, 7347908), (38, 5800980), (40, 5510931), (57, 3867320), (60, 3673954), (76, 2900490), (95, 2320392), (109, 2022360), (114, 1933660), (120, 1836977), (152, 1450245), (190, 1160196), (218, 1011180), (228, 966830), (285, 773464), (327, 674120), (380, 580098), (436, 505590), (456, 483415), (545, 404472), (570, 386732), (654, 337060), (760, 290049), (872, 252795), (887, 248520), (1090, 202236), (1140, 193366), (1308, 168530), (1635, 134824), (1774, 124260), (2071, 106440), (2180, 101118), (2280, 96683), (2616, 84265), (2661, 82840), (3270, 67412), (3548, 62130), (4142, 53220), (4360, 50559), (4435, 49704), (5322, 41420), (6213, 35480), (6540, 33706), (7096, 31065), (8284, 26610), (8870, 24852), (10355, 21288), (10644, 20710), (12426, 17740), (13080, 16853), (13305, 16568)]