278370300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{521}}^1$

素因数の和:688

約数の個数: 144

約数和(自身を含む): 875381472

約数和(自身を除く): 597011172

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 137, 150, 156, 195, 260, 274, 300, 325, 390, 411, 521, 548, 650, 685, 780, 822, 975, 1042, 1300, 1370, 1563, 1644, 1781, 1950, 2055, 2084, 2605, 2740, 3126, 3425, 3562, 3900, 4110, 5210, 5343, 6252, 6773, 6850, 7124, 7815, 8220, 8905, 10275, 10420, 10686, 13025, 13546, 13700, 15630, 17810, 20319, 20550, 21372, 26050, 26715, 27092, 31260, 33865, 35620, 39075, 40638, 41100, 44525, 52100, 53430, 67730, 71377, 78150, 81276, 89050, 101595, 106860, 133575, 135460, 142754, 156300, 169325, 178100, 203190, 214131, 267150, 285508, 338650, 356885, 406380, 428262, 507975, 534300, 677300, 713770, 856524, 927901, 1015950, 1070655, 1427540, 1784425, 1855802, 2031900, 2141310, 2783703, 3568850, 3711604, 4282620, 4639505, 5353275, 5567406, 7137700, 9279010, 10706550, 11134812, 13918515, 18558020, 21413100, 23197525, 27837030, 46395050, 55674060, 69592575, 92790100, 139185150, 278370300]

約数ペア:

[(1, 278370300), (2, 139185150), (3, 92790100), (4, 69592575), (5, 55674060), (6, 46395050), (10, 27837030), (12, 23197525), (13, 21413100), (15, 18558020), (20, 13918515), (25, 11134812), (26, 10706550), (30, 9279010), (39, 7137700), (50, 5567406), (52, 5353275), (60, 4639505), (65, 4282620), (75, 3711604), (78, 3568850), (100, 2783703), (130, 2141310), (137, 2031900), (150, 1855802), (156, 1784425), (195, 1427540), (260, 1070655), (274, 1015950), (300, 927901), (325, 856524), (390, 713770), (411, 677300), (521, 534300), (548, 507975), (650, 428262), (685, 406380), (780, 356885), (822, 338650), (975, 285508), (1042, 267150), (1300, 214131), (1370, 203190), (1563, 178100), (1644, 169325), (1781, 156300), (1950, 142754), (2055, 135460), (2084, 133575), (2605, 106860), (2740, 101595), (3126, 89050), (3425, 81276), (3562, 78150), (3900, 71377), (4110, 67730), (5210, 53430), (5343, 52100), (6252, 44525), (6773, 41100), (6850, 40638), (7124, 39075), (7815, 35620), (8220, 33865), (8905, 31260), (10275, 27092), (10420, 26715), (10686, 26050), (13025, 21372), (13546, 20550), (13700, 20319), (15630, 17810)]