87755490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:161

約数の個数: 144

約数和(自身を含む): 250701048

約数和(自身を除く): 162945558

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 37, 38, 45, 57, 73, 74, 90, 95, 111, 114, 146, 171, 185, 190, 219, 222, 285, 333, 342, 361, 365, 370, 438, 555, 570, 657, 666, 703, 722, 730, 855, 1083, 1095, 1110, 1314, 1387, 1406, 1665, 1710, 1805, 2109, 2166, 2190, 2701, 2774, 3249, 3285, 3330, 3515, 3610, 4161, 4218, 5402, 5415, 6327, 6498, 6570, 6935, 7030, 8103, 8322, 10545, 10830, 12483, 12654, 13357, 13505, 13870, 16206, 16245, 20805, 21090, 24309, 24966, 26353, 26714, 27010, 31635, 32490, 40071, 40515, 41610, 48618, 51319, 52706, 62415, 63270, 66785, 79059, 80142, 81030, 102638, 120213, 121545, 124830, 131765, 133570, 153957, 158118, 200355, 237177, 240426, 243090, 256595, 263530, 307914, 395295, 400710, 461871, 474354, 513190, 601065, 769785, 790590, 923742, 975061, 1185885, 1202130, 1539570, 1950122, 2309355, 2371770, 2925183, 4618710, 4875305, 5850366, 8775549, 9750610, 14625915, 17551098, 29251830, 43877745, 87755490]

約数ペア:

[(1, 87755490), (2, 43877745), (3, 29251830), (5, 17551098), (6, 14625915), (9, 9750610), (10, 8775549), (15, 5850366), (18, 4875305), (19, 4618710), (30, 2925183), (37, 2371770), (38, 2309355), (45, 1950122), (57, 1539570), (73, 1202130), (74, 1185885), (90, 975061), (95, 923742), (111, 790590), (114, 769785), (146, 601065), (171, 513190), (185, 474354), (190, 461871), (219, 400710), (222, 395295), (285, 307914), (333, 263530), (342, 256595), (361, 243090), (365, 240426), (370, 237177), (438, 200355), (555, 158118), (570, 153957), (657, 133570), (666, 131765), (703, 124830), (722, 121545), (730, 120213), (855, 102638), (1083, 81030), (1095, 80142), (1110, 79059), (1314, 66785), (1387, 63270), (1406, 62415), (1665, 52706), (1710, 51319), (1805, 48618), (2109, 41610), (2166, 40515), (2190, 40071), (2701, 32490), (2774, 31635), (3249, 27010), (3285, 26714), (3330, 26353), (3515, 24966), (3610, 24309), (4161, 21090), (4218, 20805), (5402, 16245), (5415, 16206), (6327, 13870), (6498, 13505), (6570, 13357), (6935, 12654), (7030, 12483), (8103, 10830), (8322, 10545)]