90690420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:182

約数の個数: 144

約数和(自身を含む): 276514560

約数和(自身を除く): 185824140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 53, 57, 60, 76, 79, 95, 106, 114, 158, 159, 190, 212, 228, 237, 265, 285, 316, 318, 361, 380, 395, 474, 530, 570, 636, 722, 790, 795, 948, 1007, 1060, 1083, 1140, 1185, 1444, 1501, 1580, 1590, 1805, 2014, 2166, 2370, 3002, 3021, 3180, 3610, 4028, 4187, 4332, 4503, 4740, 5035, 5415, 6004, 6042, 7220, 7505, 8374, 9006, 10070, 10830, 12084, 12561, 15010, 15105, 16748, 18012, 19133, 20140, 20935, 21660, 22515, 25122, 28519, 30020, 30210, 38266, 41870, 45030, 50244, 57038, 57399, 60420, 62805, 76532, 79553, 83740, 85557, 90060, 95665, 114076, 114798, 125610, 142595, 159106, 171114, 191330, 229596, 238659, 251220, 285190, 286995, 318212, 342228, 382660, 397765, 427785, 477318, 570380, 573990, 795530, 855570, 954636, 1147980, 1193295, 1511507, 1591060, 1711140, 2386590, 3023014, 4534521, 4773180, 6046028, 7557535, 9069042, 15115070, 18138084, 22672605, 30230140, 45345210, 90690420]

約数ペア:

[(1, 90690420), (2, 45345210), (3, 30230140), (4, 22672605), (5, 18138084), (6, 15115070), (10, 9069042), (12, 7557535), (15, 6046028), (19, 4773180), (20, 4534521), (30, 3023014), (38, 2386590), (53, 1711140), (57, 1591060), (60, 1511507), (76, 1193295), (79, 1147980), (95, 954636), (106, 855570), (114, 795530), (158, 573990), (159, 570380), (190, 477318), (212, 427785), (228, 397765), (237, 382660), (265, 342228), (285, 318212), (316, 286995), (318, 285190), (361, 251220), (380, 238659), (395, 229596), (474, 191330), (530, 171114), (570, 159106), (636, 142595), (722, 125610), (790, 114798), (795, 114076), (948, 95665), (1007, 90060), (1060, 85557), (1083, 83740), (1140, 79553), (1185, 76532), (1444, 62805), (1501, 60420), (1580, 57399), (1590, 57038), (1805, 50244), (2014, 45030), (2166, 41870), (2370, 38266), (3002, 30210), (3021, 30020), (3180, 28519), (3610, 25122), (4028, 22515), (4187, 21660), (4332, 20935), (4503, 20140), (4740, 19133), (5035, 18012), (5415, 16748), (6004, 15105), (6042, 15010), (7220, 12561), (7505, 12084), (8374, 10830), (9006, 10070)]